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30A Relay Module 1 Channel

$1.12 – $1.21
30A Relay Module 1 Channel 5V 12V 24V 250VAC SLA-05VDC-SL-C SLA-12VDC-SL-C SLA-24VDC-SL-C with opticoupler protection support high-level trigger low-level trigger
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Adapter Module for ESP-01 ESP8266

$0.39
Adapter adaptor Module board for ESP-01 ESP8266 esp01 esp-01s esp01s onboard 3.3V/5V voltage regulator
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5V 12V Bluetooth MP3 Music Audio Decoder Module Board

$1.32 – $1.41
Features 5 modes: Bluetooth AUX in FM Radio TF Card USB
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UV Light Strip 12V 60 LEDs per Meter 8mm 390nm – 400nm

$1.09 – $1.28
Ultraviolet UV Light Strip 60 LEDs per Meter 390nm – 400nm 12V 8mm 2835 PCB width: 8mm LED type: 2835
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UV Light Strip 30 60 120 LEDs per Meter 365nm – 370nm

$1.97 – $4.87
2835 Ultraviolet UV Light Strip 30 60 120 LEDs per Meter 365nm – 370nm 5V 12V 24V 5050 2835 3535
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WS2815 12V 5050 Addressable LED Strips 30 60 74 96 144 LEDs

$1.87 – $7.30
WS2815 12V 5050 Addressable RGB LED Strips 30 60 74 96 144 LEDs 10mm 30LEDs/meter 60LEDs/meter 74LEDs/meter 96LEDs/meter 144LEDs/meter 30Pixels/meter
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WS2812B 5V 5050 Addressable LED Strips 10mm 30 60 144 LEDs

$2.62 – $5.43
WS2812B 5V 5050 Addressable RGB LED Strips 10mm 30 60 144 LEDs 10mm 30LEDs/meter 60LEDs/meter 144LEDs/meter 30Pixels/meter 60Pixels/meter 144Pixels/meter individually
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12V 5 Meters 5050 LED Strip 60 Pixels per Meter

$0.50 – $1.84
12V 5 Meters 5050 LED Strip 60 Pixels/Meter 60LEDs/Meter Warm White Cold White Red Blue Green Yellow Pink Purple RGB
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MAX30100 MAX30102 Heart Rate Pulse Blood Oxygen Oximeter Sensor Module

$0.84
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YF-S201 Hall Effect Water Flow Meter Sensor

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$1.31 – $1.40
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DRV8833 1A Dual Motor Driver Board Module replace TB6612FNG

$0.40
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CH340G USB to TTL RS232 Serial Converter Adapter Module

$0.66
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Raspberry Pi 4B Metal Case Aluminum Alloy

$3.20
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GY-9250 MPU-9250 MPU9250 9-DOF Sensor Module

$3.11 – $6.48

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ESP32 2.8 inch Display Development Board

$9.36 – $10.66
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NodeMCU Lua Lolin CP2102 ESP8266 ESP-12E WiFi Development Board

$2.31
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NodeMCU Lua Lolin V3 CH340 ESP8266 ESP-12E WiFi Development Board

$1.61

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HC-05 Bluetooth Module 6-Pin Slave/Master Serial Transceiver

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$2.02 – $3.36
Replace your expensive, power hungry XBee with a lower power, cheaper Bluetooth module that can talk to your phone! Package
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GY-291 ADXL345 3-Axis Digital Accelerometer IIC I2C SPI

$1.02
Features: Chip used: ADXL345 Communication: IIC/SPI Measuring range: ±2g～±16g; Supply voltage: DC3～5V Supply current: 400uA Output: X, Y, Z Working
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MEGA2560 R3 Transparent Acrylic Box Clear Cover Case Enclosure

$0.40
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Heat Shrink Tubing Kit 560pcs 2:1 ratio, 12 sizes, 1-13mm, 5 colors

$1.27 – $1.53
Thermal Heat Shrinking Tubes Material: polyolefin Minimum Shrinkage Temp: +70°C Full Shrinkage Temp: +110℃ maximum Temperature Rating: 125℃ Tensile strength:
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MH-M18 MH-M28 MH-M38 Bluetooth 4.2 Audio Module HiFi

$0.55 – $0.80
MH-M18 MH-M28 MH-M38 Bluetooth Audio Receiver Module Wireless DIY Lossless Car Sound 4.2 Stereo MH-MX8 High Fidelity HIFI DIY Modification
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ISD1820 Voice Sound Recording Recorder Module With Microphone Loudspeaker

$0.97
Working voltage: DC 3 ~ 5V Loudspeaker: 8R, 0.5W Weight: 23 g Size: 37x41mm Features: 1.An easy to use 10
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