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Arduino Mega Sensor Shield V2.0 V1.0 for Mega2560 R3

$1.21
Sensor Shield V2.0 allows you to connect to various modules like sensors, servos, relays, buttons, potentiometers.
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Arduino Robot Smart Car Chassis

$0.47 – $0.63
Avoidance tracking Motor Small smallcar mini Smartcar RobotCar Chassis Kit Speed Encoder 2WD 4WD
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Arduino Uno Sensor Shield V5.0

$0.57
Sensor Shield V5.0 allows you to connect to various modules like sensors, servos, relays, buttons, potentiometers. Each functional module has buckled port with VCC, GND and Output, which has corresponding port on the Sensor Shield.
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ARM Cortex-M3 32-bit STM32F103C8T6 Minimum System Development Board

$1.17 – $2.14
STM32F103C8T6 Minimum System Board STM32 ARM Core Module board is a low-cost Minimum System Development Board for ARM Microcontroller STM32F103C8T6 from ST microsystems. It connects with a Micro USB, so easily and simple programming interface with computer/laptop.
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ARM STM8S103F3P6 8-Bit Minimum System STM8S Development Board

$0.80
STM8S103F3P6 minimum system board STM8S STM8 development board core board
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AS608 Fingerprint Reader Sensor Module Optical Scanner FPM10A

$6.21
Specification Resolution: 500dpi Supply current: <60mA Supply voltage: 3.3V Fingerprint image entry time: <1.0 seconds Peak current: <60mA Window area:
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AT-05 BLE Bluetooth 4.0 Transceiver Module CC2541

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$1.82
AT-05 BLE Bluetooth 4.0 Transceiver Module CC2541 Central Switching compatible HM-10 UART
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AT-09 CC2541 Bluetooth 4.0 Module BLE Airsync Compatible with HM-10

$1.96
Ultra Low Standby Power 90ua~400ua Distance 100 ft./60 m Super fast reaction speed 0.4 seconds Bluetooth 4.0 module serial port
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AT24C256 I2C Interface EEPROM Data Storage Module

$0.47
1. Onboard AT24C256 series chips; 2. Pin power supply, on-board power indicator; 3. on-board pull-up resistor for I2C communications required
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Atmega328-PU Atmega328P-PU Atmega328P DIP-28

$2.10
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BBC Micro:Bit Connector Pitch 1.27mm 40 Pin Socket

$0.70
Model Number: 90, 180 degrees Color: Black,Blue,Red,Yellow Positions: 1×40 pins Pitch: 1.27mm Rated Voltage:250V AC Rated Current:1 A Insulation resistance:
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BK8000L Wireless Bluetooth Stereo Audio Module Transmission AT Commands SPP Bluetooth Speaker Amplifier DIY

$1.46
Bluetooth specification: V2.1 + EDR Power supply voltage: DC2.8-4.2V Support bluetooth protocol: HFPV1.5, A2DPV1. 2, AVRCPV1.4, HSP1.2, GAVDP1.2, IOP Working
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Bluetooth 4.1 Audio Module with USB Micro SD

$1.38
Bluetooth Audio Receiver Module 4.1 USB TF MicroSD Card Decoding Board Preamp Output for Car Speaker Wireless DIY Lossless Car
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BMP180 Digital Barometric Pressure Sensor Shield for WeMos D1 Mini

$0.55
BMP180 Temperature/Barometric Pressure Sensor Shield for the WeMos family of boards for the ESP8266 and ESP32.
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Breadboard Adapter ESP-01 ESP-01S ESP8266-01S

$0.14
BreadboardAdapter Module Adaptor for ESP01 ESP01S ESP8266-01S
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Brown PET Polyester Film Tapes Heat Resistant TAPE 160°C (320°F)

$0.17 – $1.53
Brown PET Film Tapes Heat Resistant Kapton TAPE PCB Insulation High Temperate 160°C (320°F)
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BT-168D BT-168 Pro Battery Voltage Capacity Tester for 9V 1.5V AA AAA 18650 etc.

$0.65 – $1.26
Quickly test the power level/voltage/capacity of your battery. all different kinds of batteries (AA, AAA, C, D, 9V, 1.5V, 18650
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BTS7960 43A H-Bridge High Power Motor Driver Module for Smart Cars

$2.21
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Buzzer Shield V1.0.0 for WEMOS D1 Mini

$0.77
Frequency: 1kHz-3kHz 4 optional control pins (Default: D5 - D8) High level trigger 3.3V
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Capacitive Soil Moisture Sensor Module

$0.33
Capacitive Soil Moisture humidity Sensor Module Not Easy to Corrode Wide Voltage Wire NE555 Chip 3.3~5.5V Corrosion Resistant W/ Gravity
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