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"bluetooth receiver"
HLK-LD2401 24G Human Body Sensor Smart Sensor Switch Module Support Micro Motion State Sensing Compatible with Bluetooth Radar 2-in-1 (1Piece)
Limited time offer, ends 11/08
$18.60
Free Shipping
AJMRTC BME280 Environmental Sensor Module, Digital Temperature Humidity Barometric Pressure Sensor Breakout Board for Weather Monitoring IoT Embedded Arduino DIY Projects
Limited time offer, ends 11/25
$34.95
Free Shipping
AJMRTC BME680 4-in-1 Digital Environmental Sensor Module, High Accuracy Temperature Humidity Pressure Gas Air Quality Sensor for Altitude Measurement, Arduino Raspberry Pi IoT Projects
Limited time offer, ends 11/25
$17.74
Free Shipping
AJMRTC TOF MINI Laser Range Sensor Module, Builtin Controller & Ranging Algorithm, TimeofFlight (TOF) Technology HighPrecision Distance Measuring Unit for Robot Obstacle Avoidance & DIY Embedded
Limited time offer, ends 11/25
$31.55
Free Shipping
HK-B35T Serial to Wi Fi + 5.2 Bluetooth-Compatible Module Dual-Mode Low-Power Wireless Serial Transparent Transmission (Single Module)
Limited time offer, ends 11/08
$14.88
Free Shipping
HK-B35T Serial to Wi Fi + 5.2 Bluetooth-Compatible Module Dual-Mode Low-Power Wireless Serial Transparent Transmission (Test Kit)
Limited time offer, ends 11/08
$19.55
Free Shipping
Carrier Frequency 38KHZ Far Infrared Communication Module, Far Infrared to TTL Module GND TXD RXD VCC Transceiver Pair Tube
Limited time offer, ends 11/08
$45.04
Free Shipping
AJMRTC SingleChip Ultrasonic Rangefinder Electronic Kit, DIY Ultrasonic Radar Assembly Kit, Distance Measuring Soldering Practice Kit for Electronic Reverse Training & DIY Experiment Project
Limited time offer, ends 11/25
$17.91
Free Shipping
AJMRTC CLT 5.8GHz Microwave Radar Sensor Module, Strong Anti-Jamming Motion Detector Trigger Switch, 6-9m Detection Distance DC 3.3-20V, for Smart Home Automation, Lighting Control DIY Projects
Limited time offer, ends 11/25
$11.90
Free Shipping
AJMRTC QRE1113 Infrared Reflective Sensor Module, 3.3V-5V Non-contact IR Reflection Detector, Line Tracking Proximity Sensor Board for Arduino Raspberry Pi DIY Circuit Robot Projects
Limited time offer, ends 11/25
$11.18
Free Shipping
AJMRTC BMM150 3Axis Magnetometer Sensor Module, Digital Compass Sensor for Precise Magnetic Field Measurement, HighSensitivity Electronic Component for DIY Projects & Navigation Development
Limited time offer, ends 11/25
$31.30
Free Shipping
AJMRTC ADXL345 3-Axis Digital Acceleration Gravity Sensor Module, Tilt Vibration Detection Sensor Board, I2C SPI Interface for Arduino ESP32 Raspberry Pi STM32 DIY Electronic Projects
Limited time offer, ends 11/25
$11.98
Free Shipping
ESP8266 Dual Relay Module, 2 Channel 10A ESP-12F Development Board for Smart Home IoT, 5V/8-80V Power Supply
Limited time offer, ends 11/08
$17.66
Free Shipping
AJMRTC 1pcs HW-MS07 Microwave Radar Sensor Module, Human Body Induction Switch, Microwave Motion Detector for Automatic Light Control, Security Alarm and Electronic DIY Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
5GHz22GHz Broadband Passive RF Module MDB-24H+ Double-Balanced Up/Down Mixing RF Converter with 3.5mm SMA Female Connector (MDB-24H+ with Splint SMA)
Limited time offer, ends 11/08
$414.56
Free Shipping
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-Generation RF Chip, Supports Sub-GHz/2.4GHz LoRa Wireless Communication, LF Version, 410~510MHz Frequency @(ESP32-S3-LR1121-LF)
Limited time offer, ends 11/07
$66.47
Free Shipping
ESP32-S3 LoRa Dev Board, Integrates LR1121 Third-Generation RF Chip, Supports Sub-GHz/2.4GHz LoRa Wireless Communication, 850~930MHz Frequency, + USB Type-C Adapter @(ESP32-S3-LR1121-HF-Kit)
Limited time offer, ends 11/07
$70.97
Free Shipping
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-Generation RF Chip, Supports Sub-GHz/2.4GHz LoRa Wireless Communication, HF Version, 850~930MHz Frequency @(ESP32-S3-LR1121-HF)
Limited time offer, ends 11/07
$66.47
Free Shipping
AJMRTC 20Pcs 5V Active Electromagnetic Buzzer, Continuous Beep Alarm Sounder Speaker, Integrated Active Buzzer Module for Circuit Prompt and Alarm Projects
Limited time offer, ends 11/29
$19.09
Free Shipping
1pc 60G Multi-Person Trajectory Radar R60AMP1, Millimeter-Wave Motion Sensor, 5m Tracking Range, 60-61.5GHz,with JU01 Serial Port Adapter Board
Limited time offer, ends 11/08
$88.84
Free Shipping
AJMRTC 2Pcs Infrared Reflective Sensor Module, IR Photoelectric Reflectance Detector, Obstacle Avoidance Line Tracking Sensor for Arduino ESP32 STM32, Robot & Electronic DIY Projects
Limited time offer, ends 11/25
$21.18
Free Shipping