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59161, Brass R410A, R22, R404A 2-Way Manifold Gauge Set with 3-1/8" Gauges, 3-60" Hoses and Standard 1/4" Fittings
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  • $184.46 
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Direct from WUQ Direct from WUQ
5Pcs HC-SR04 Ultrasonic Sensor Module Kit Distance Sensor Compatible with Mega R3 Duemilanove Nano for Robot XBee ZigBee by ElecRight
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  • $12.99 
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3 Pack 1602 LCD Display Module Blue Yellow-Green Screen IIC/I2C LCD Module LCD1602 5V Adapter Plate 1602A Display for Arduino
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  • $12.99 
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0.91 Inch OLED Display Module I2C IIC Display 12832 128X32 SSD1306 Blue DC3.3V OLED Screen for Arduino 2PCS
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  • $12.99 
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3pcs Electronic Scale Aluminum Alloy Weighing Sensor Load Cell Electronic 10kg HX711 AD Module CZL-611RD
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  • $12.99 
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HTLNUZD M-5Stack M5Stick T-Lite Thermal Imager IR Temperature Sensor Kit
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HTLNUZD M-5Stack M5Stick T-Lite Thermal Imager IR Temperature Sensor Kit

Limited time offer, ends 10/07

  • Model #: Kepler-OYS-2028.8.31-324
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  • $162.26 
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HTLNUZD DC5V High Precision Digital Inductance & Capacitance Meter | LCD Frequency Meter | DIY Electronic Testing Kit for Hobbyists
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  • $59.02 
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HTLNUZD 2026 Mini HeatVision ITV500 Thermal Imager for SkyRC
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HTLNUZD 2026 Mini HeatVision ITV500 Thermal Imager for SkyRC

Limited time offer, ends 10/07

  • Model #: Kepler-OYS-2028.8.31-285
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  • $119.02 
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HTLNUZD ISDT BattAir Bluetooth 2S / 3S-4S / 5S-6S Controller Plugin Voltage Checker, APP Smart Plug for Life/LiPo/LiHv/ULiHv Battery (3PCS) (3S~4S)
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  • $51.88 
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HTLNUZD VNA Antenna Analyzer 4/2.8" 10kHz-1.5GHz SWR Tester
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HTLNUZD VNA Antenna Analyzer 4/2.8" 10kHz-1.5GHz SWR Tester

Limited time offer, ends 10/07

  • Model #: Kepler-OYS-2028.8.31-282
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  • $126.06 
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HTLNUZD 4" VNA Antenna Analyzer 50kHz-2.7GHz 5000mAh
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HTLNUZD 4" VNA Antenna Analyzer 50kHz-2.7GHz 5000mAh

Limited time offer, ends 10/07

  • Model #: Kepler-OYS-2028.8.31-284
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  • $142.02 
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1080Pcs Resistor Kit - 1/4W 1% Precision Metal Film Resistors Assortment for DIY Electronics, 0-10 Ohm Range
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  • $12.99 
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10Pcs CJMCU-010 Self-Locking Switch Module DC 12V Double Row Switch with Self-Locking Switch Button Module Board
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  • $12.99 
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10Pcs CJ-HR31D Humidity Sensitive Resistor Sensor Module Humidity Sensitive Element Humidity Sensor Module with Shell
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  • $12.99 
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10Pcs CJ-HJ3180B Humidity Sensor Module HJ3180B Humidity Detector Humidity Sensitive Resistor Humidity Sensitive Element Module with Shell
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  • $12.99 
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5Pcs Infrared IR LED Pulse Detect Sensor Module Heart Rate Detect Measuring Module Measure Finger TL Module KY-039
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  • $12.99 
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2Pcs AM1011A Temperature and Humidity Sensor Module Digital Analog Capacitive Module Voltage Signal Output
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  • $12.99 
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DC 6-30V Timer Delay Triggered Relay Module 1 Channel Way 5V Multifunction Switch Control Relay Cycle Timer Digit LED Display Micro USB
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  • $12.99 
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200PCS 6MM Micro Miniature Slide Switch 50V 0.5A DC G6 1P2T SPDT ON/Off Latching Toggle Switch SS12F15 for DIY Power Electronic Projects
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  • $12.99 
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20PCS WH148 Single Potentiometer B100K Variable Resistors 15mm Knurled Shaft 3Pins 100K Ohm Taper Rotary Potentiometer
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  • $12.99 
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20Pcs OH137 Unipolar Hall Effect Sensor for Highly Sensitive Instruments TO-92S 3Pin 4.5-24V 25mA Reverse Polarity Protection Hall Switch IC
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  • $12.99 
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3 Pack Multimeter Test Leads Banana Plug,1000V 20A Digital Multi Meter Clamp Tester Probe Test Probes Leads for Multimeter Electronic Test Leads
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  • $12.99 
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20PCS WH148 Single Potentiometer B10K Variable Resistors 15mm Knurled Shaft 3Pins 10K Ohm Taper Rotary Potentiometer
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  • $12.99 
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5V1A Wireless Power Transfer Module Wireless Charging Transmitter Receiver Inductive Coil Circuit Board Module Fun DIY Kit
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  • $12.99 
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10Pcs HR202 Humidity Sensor HR202L Humidity Sensor Module Humidity Detector Humidity Sensitive Resistor
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  • $12.99 
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2Pcs AM2320 Temperature and Humidity Sensor Capacitive Temperature and Humidity Detector Humidity Sensor
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  • $12.99 
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85C1 DC Pointer Ammeter Analog Meter 50MA Rectangle Panel Mounted Current Meter Ammeter Tester 0-50 mA DC 85C1 65 * 56MM
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  • $12.99 
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1200pcs/set 30 Types 40 Each 0402 SMD Capacitor Assorted Kit 1pF-10uF ±0.5%-±10% 10V 50V Chip 0402 Capacitor Electronic DIY Kit
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  • $12.99 
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2Pcs AM2301A Digital Temperature and Humidity Sensor Module AM2301 Capacitive Single Bus High Precision Sensor with 25CM Cable
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  • $12.99 
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85C1 DC Pointer Ammeter Analog Meter 500MA Rectangle Panel Mounted Current Meter Ammeter Tester 0-500 mA DC 85C1 65 * 56MM 2.5 Accuracy
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  • $12.99 
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000 JESSINIE 5Pcs DHT11 Digital Temperature and Humidity Sensor Module DHT11 Temperature and Humidity Test Probe
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  • $12.99 
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10Pcs ZMCT103C 5A/5mA Precision Micro Current Transformer Module Isolated Voltage Withstand 4500V Epoxy Resin ZMCT103C for Current Measurement
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  • $12.99 
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5PCS RT Split Ultrasonic Transducer Sensor Ultrasonic Sensor Probe Diameter 16mm for Motion Detection
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  • $12.99 
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85C1 DC Pointer Ammeter Analog Meter 50UA Rectangle Panel Mounted Current Meter Ammeter Tester 0-50 UA DC 85C1 65 * 56MM
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  • $12.99 
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DC Pointer Ammeter 85C1 Current Voltmeter Panel 2.5 Accuracy DC 0-2A 85C1 Analog Small Meter 2A Mechanical Meter Front Face 65 * 56MM
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  • $12.99 
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50PCS SS12D10 High Knob Vertical Slide Toggle Switch Micro Mini 3 Pin 2 Position 1P2T SPDT Pitch 4.7MM Handle High 5mm Slide Switch
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  • $12.99 
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5PCS RT Split Ultrasonic Transducer Sensor Ultrasonic Sensor Probe Diameter 16mm 40KHz for Motion Detection
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  • $12.99 
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4Pcs RCWL-1601 Ultrasonic Ranging Sensor Module Compatible with HC-SR04 Ranging Sensor 2.2mA Wide Voltage 3V 5V
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  • $12.99 
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5Pcs ZMCT103C 5A AC Current Sensor Module Single Phase Micro Current Transformer Module 5A Range AC Active Precision Output 3000V for Arduino
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  • $12.99 
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85C1 DC Pointer Ammeter Analog Current Voltmeter Measuring Panel 65 * 56MM 0-5A Ammeter Analog Panel Meter DC 85C1 5A
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  • $12.99 
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2Pcs AM2301 DHT21 Digital Temperature and Humidity Sensor Module
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2Pcs AM2301 DHT21 Digital Temperature and Humidity Sensor Module

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-373
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  • $19.71 
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20Pcs MKA-14103 Reed Switch Gold Tone Leads Glass N/O 7-35AT 2 x 14mm Normally Open Magnetic Induction Reed Switch
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  • $12.99 
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20Pcs Reed Switch GPS-14A 14mm Plastic Anti-Interference Normally Open Magnetic Control Switch
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  • $12.99 
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5pcs AHT20 Precision Digital Temperature Humidity Sensor Measurement Module I2C IIC Communication Compatible SHT20
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  • $12.99 
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10Pcs EC11 Rotary Encoder Switch Digital Potentiometer 15MM with Switch 5 Pins Derrated Shaft with Nut and Washer
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  • $12.99 
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000 300pcs 2W Carbon Film Resistor Kit - 5% Tolerance, Assorted Resistors Values for DIY Electronics & Circuit Design, 0.1 to 750 Variety Pack
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  • $12.99 
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120Pcs 12 Value Electrolytic Capacitor 1UF ~ 470F Assortment Kit 16V 25V 50V Capacitors
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120Pcs 12 Value Electrolytic Capacitor 1UF ~ 470F Assortment Kit 16V 25V 50V Capacitors

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-384
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  • $12.99 
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6Pcs 3S 10A Lithium Battery Protection Board 3S 11.1V 12V 12.6V 10A BMS Protection PCB Board for Li-ion Lithium Battery Cell
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  • $12.99 
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JSN-SR20-Y1 Ultrasonic Ranging Module Distance Measuring Sensor Module Range 2-500cm Waterproof and Dustproof Equipped with Dual Wire Probes
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  • $22.34 
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10Pcs EC11 Rotary Encoder Switch Digital Potentiometer 20MM with Switch 5 Pins Derrated Shaft with Nut and Washer
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  • $12.99 
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10Pcs EC11 Rotary Encoder Switch Digital Potentiometer 20MM with Switch 5 Pins D-Shaft with Nut and Washer
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  • $12.99 
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10Pcs EC11 Rotary Encoder Switch Digital Potentiometer 15MM with Switch 5 Pins D-Shaft with Nut and Washer
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  • $12.99 
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2pcs 1.3" White Blue OLED Display 128x64 LCD Screen, SH1106 Driver, I2C SPI Interface, for DIY Projects
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  • $12.99 
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6pcs NTC 10K NTC10KB3435 Waterproof Digital Temperature Sensor Probe Thermistor with 25cm Cable for Precision Measurement
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  • $12.99 
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5Pcs Metal Detector Module 5V 1CM Non-Contact Metal Sensor ModuleNon-Contact Metal Induction Detection Module Board
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  • $18.92 
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SC8 CO2 Sensor 400-5000PPM Infrared IR Gas Concentration Detection Module Carbon Dioxide Detector
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  • $24.91 
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XKT412-01 Wireless Power Supply Module Wireless Charging Module Wireless Power Transmission Module Wireless Inductive Coil Circuit Board Module
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  • $12.99 
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30pcs HC12065 42 Ohm Passive Electromagnetic Buzzer 3.3V-5V 12x6.5mm for Electronics
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30pcs HC12065 42 Ohm Passive Electromagnetic Buzzer 3.3V-5V 12x6.5mm for Electronics

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-310
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  • $12.99 
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30pcs 1404 Flat Pin Passive Piezo Buzzer 14x4mm 7.5mm Pitch Low Power Wave Soldering High Temp Resistance
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  • $12.99 
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LCUS-2 USB Relay Module 2 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch
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  • $12.99 
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30pcs 1207 Flat Needle Passive Piezoelectric Buzzer 12x7mm 7.5mm Pitch Low Power Wave Soldering High Temp
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  • $12.99 
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30pcs KC1206 42 Ohm Integrated Passive Electromagnetic Buzzer 1.5V-9V 12x9.5mm AC Buzzer Heat Resistant
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  • $12.99 
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ZK-KTD2 DC 5-30V Delay Relay Module, 5A Multi-Function Timer for Industrial Automation, Compatible with 5V 12V 24V Systems
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  • $12.99 
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LCUS-4 USB Relay Module 4 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch
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  • $12.99 
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1.3" OLED Display Screen, 128x64 Vertical LCD, SH1107 Driver, SPI/IIC Interface White
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1.3" OLED Display Screen, 128x64 Vertical LCD, SH1107 Driver, SPI/IIC Interface White

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-182
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  • $12.99 
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30pcs YMD12095 12V Split Active Electromagnetic Buzzer 12x9.5mm Low Power for Electronic Devices
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  • $12.99 
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5pcs XL-10AH3S 3-Position Push Switch Module 10A Current Load Wide Voltage 1.5uA 3S Switches
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  • $12.99 
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10pcs V-156-1C25 Micro Limit Switch SPDT with Silver Base Contact and Roller Lever for Industrial Automation
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  • $12.99 
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20pcs TMB12A03 3V Integrated Active Electromagnetic Buzzer 12x9.5mm High Sensitivity Low Power
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  • $12.99 
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10pcs 8.5x8.5mm Passive Electromagnetic Buzzer 3V High Temperature Resistance
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10pcs 8.5x8.5mm Passive Electromagnetic Buzzer 3V High Temperature Resistance

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-731
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  • $12.99 
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2PCS XL74610 Rectifier Diode Module LM74610 Dedicated Chip to Simulate Simulation Ideal Diode 1.5V-36V 0mA 15A/30A
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  • $12.99 
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30pcs 1255 Flat Needle Piezoelectric Buzzer 12.6x5.5mm 6.5mm Pitch Low Power Wave Soldering Compatible
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  • $12.99 
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3pcs KBPC5010 50A 1000V Bridge Rectifier for Power Supply, Durable Electronic Component for Solar Panels, Industrial Equipment
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  • $12.99 
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3pcs 3A Li Battery Charging Module Type-C Interface Charging Protection Integrated Power Module
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  • $12.99 
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1.54 inch SSD1309 OLED Screen LCD LED Display Board Module SPI/IIC 128X64 White
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1.54 inch SSD1309 OLED Screen LCD LED Display Board Module SPI/IIC 128X64 White

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-142
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  • $18.43 
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10pcs 8530 5V Surface Mount Passive Buzzer 8.5x8.5x3mm High Temperature Resistance
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10pcs 8530 5V Surface Mount Passive Buzzer 8.5x8.5x3mm High Temperature Resistance

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-733
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  • $12.99 
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30pcs YMD12095 5V Split Active Electromagnetic Buzzer 12x9.5mm Alarm Indicator Sounder
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30pcs YMD12095 5V Split Active Electromagnetic Buzzer 12x9.5mm Alarm Indicator Sounder

Limited time offer, ends 10/07

  • Model #: Kepler-8.10-OYS-368
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  • $12.99 
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10pcs 7525 Passive Electromagnetic Buzzer 7.5x7.5x2.5mm Surface Mount High-Temperature Resistant
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  • $12.99 
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2Pcs AEDR-8300 Optical Encoder Module Reflective Photoelectric 2 Channel Encoder Module Board
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  • $21.82 
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10Pcs 18P IC Socket DIP Integrated Circuit IC Sockets Adaptor Solder Type 2.54mm Pitch Dual Row 18 Flat Pin
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  • $12.99 
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30pcs 1207 Passive Piezo Buzzer 12x7mm Flat Needle Low Power Wave Solderable High Temp Resistant
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  • $12.99 
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