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30A Relay Module 1 Channel

$1.09 – $1.17
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

$0.38
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

$1.28 – $1.37
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

$1.06 – $1.24
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

$1.91 – $4.72
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

$1.81 – $7.07
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

$2.54 – $5.26
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

$0.49 – $1.78
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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Microphone Sound Voice Whistle Detection Sensor Module Red KY-037

$0.24
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3386P Precision Potentiometer Trimmer Trimpot (10pcs/Lot)

$1.27
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2.54mm Jumper Wire Dupont Plastic Housing 1P-8P

$0.15 – $0.27
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0.36″ 2-Wire Digital Voltmeter DC 4.5 – 30V

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$0.35 – $0.42
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MACH3 Interface Board CNC 5 Axis With Optocoupler Adapter Stepper Motor Driver

$2.26
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JST-XH2.54 Connectors Male 90° (100pcs/Lot)

$0.54 – $2.18

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ESP32 2.8 inch Display Development Board

$9.07 – $10.33
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NodeMCU Lua Lolin CP2102 ESP8266 ESP-12E WiFi Development Board

$2.23
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NodeMCU Lua Lolin V3 CH340 ESP8266 ESP-12E WiFi Development Board

$1.56

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Normally Closed 52mm M10 Float Switch Mini PP Water Tank Pool Water Liquid Level Sensor Float Switch 100V 220V DC

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$0.66
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USB 2.0 A-B Male A to Male B for Arduino UNO R3

$0.17 – $0.23
USB-A to USB-B cable
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FT232RL FTDI 3.3V 5.5V USB to TTL Serial Adapter Module

$0.87 – $1.16
FTDI Basic FT232 USB to TLL UART Adapter Converter Features/Specs: IC Chip: FT232RL Support 3.3V, 5V Interface: Mini USB Standard
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YZC131 Load Cell 1KG 5KG 10KG 20KG HX711 AD Module Weight Sensor Electronic Scale Weighing Pressure Sensor

$0.29 – $0.64
YZC-131 Two selectable differential input channels On-chip active low noise PGA with selectable gain of 3264 and 128 On-chip power
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WeMos D1 Mini V3 NodeMCU with ESP8266-12F WiFi module compatible with Arduino

$1.53
WeMos D1 mini V3.0.0 is a miniature WiFi development board. It turns the very popular ESP8266 wireless microcontroller into a fully fledged development board.
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Raspberry Pi Camera Cables

$0.17 – $0.84
2M 1M 50CM 15CM 30CM 40cm 100cm 200cm for RaspberryPi 3 Camera Cables Ribbon FFC FPC 15pin 15-pins 0.5mm Pitch
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