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2pcs MAX9814 Microphone Amplifier Sensor Module AGC Amplifier Board Auto Gain Control VGA Low Noise Microphone Bias
Limited time offer, ends 11/11
AJMRTC 3V Intelligent Light Control Sensor Switch Assembly Kit, Light Sensing PCB Module, Auto On/Off Control for LED Lamp Beads, DC 3V Powered DIY Electronic Soldering Practice Kit
Limited time offer, ends 11/29
$18.22
Free Shipping
AJMRTC 5Pcs Sound Detection Sensor Module, Voice Activated Sound Control Switch Module, Adjustable Sensitivity Sound Trigger Sensor for Arduino, Raspberry Pi, Smart DIY Projects
Limited time offer, ends 11/29
$17.38
Free Shipping
AJMRTC 2Pcs NJK-5002C Hall Effect Proximity Sensor Switch, NPN 3-Wire Normally Open Magnetic Detection Sensor for Motor Speed Counting, Automatic Control
Limited time offer, ends 11/29
$21.09
Free Shipping
AJMRTC Low Voltage PWM DC Motor Speed Controller Module, 1.8V 3V 5V 6V 12V 2A, 0~100% Adjustable PWM Drive Regulator for Small DC Motor, DIY Electronic and Embedded Control Projects
Limited time offer, ends 11/25
$11.65
Free Shipping
AJMRTC HB100 Microwave Doppler Radar Sensor Module, 10.525GHz X-Band Motion Detector Probe, Wireless Movement Sensing Module for Alarm, Automatic Door and Light Control
Limited time offer, ends 11/29
$16.81
Free Shipping
AJMRTC 6Pcs NTC Thermistor Temperature Sensor Probes, 5K & 10K 1% Tolerance B3950 Waterproof NTC Temperature Sensors for Air Conditioner, Refrigerator, DIY Temperature Control Projects
Limited time offer, ends 11/29
$19.66
Free Shipping
AJMRTC 5mm 940nm Infrared LED Emitter and IR Receiver Diode Set, 940nm IR Transmitting Receiving Diodes for Remote Control, Obstacle Detection, Sensor DIY
Limited time offer, ends 11/29
$12.54
Free Shipping
AJMRTC CLT Clap-Activated Sound Sensor Switch Kit, DIY Acoustic Control Module with Integrated PCB Board, Sound Trigger Switch Electronic Kit for Maker Learning and DIY Electronic Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC AS5040-ASST Programmable Contactless Magnetic Rotary Encoder Sensor Module, Non-contact Magnetic Angle Sensor Replaces Optical Encoder for Motor Position Control DIY Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 5Pcs RCWL-0515 Microwave Radar Sensor Module, 2.7G Doppler Motion Detector, 12-15M Long Distance Human Body Induction Board for Garage Light, UV Lamp, Smart Home Lighting Control
Limited time offer, ends 11/25
$11.21
Free Shipping
AJMRTC MT6826S High Precision Magnetic Encoder Module 1024 PPR ABZ UVW SPI PWM Output Rotary Angle Position Sensor for BLDC Servo Closed-Loop Motor, Robotics, CNC, Motion Control Projects
Limited time offer, ends 11/25
$13.98
Free Shipping
AJMRTC Contactless Infrared Sensor Switch, No Touch Door Release Exit Button with LED Indication, Non-contact IR Sensor Door Access Control Switch for Home & Office Door System
Limited time offer, ends 11/25
$12.45
Free Shipping
AJMRTC 1PC DC 3V-9V Sound Voice Activated Sensor Module, Intelligent Auto On/Off Delay Sound Control Switch, Microphone Sound Trigger Board for DIY Electronic Circuit Projects
Limited time offer, ends 11/25
$10.85
Free Shipping
AJMRTC Mini Right Angle Float Switch, DC 220V Liquid Water Level Sensor, Vertical Horizontal Mountable Water Level Controller for Fish Tank Water Pump Automatic Control DIY Projects
Limited time offer, ends 11/25
$12.18
Free Shipping