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30A Relay Module 1 Channel

$1.13 – $1.22
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

$1.33 – $1.42
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

$1.10 – $1.29
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

$1.99 – $4.90
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

$1.88 – $7.35
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

$2.64 – $5.46
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

$0.51 – $1.85
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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WeMos D1 Mini V3 NodeMCU with ESP8266-12F WiFi module compatible with Arduino

$1.59
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LED Light Kit 100-300pcs 3mm, 5mm, 5 colors

$0.87 – $2.03
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XH-M229 ATX Computer Power Supply Board Breakout Adapter Module 24 Pin

$1.08
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15A 400W MOSFET Trigger Switch Driver Module 30A D4184

$0.19
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WS2812B RGB LED Shield for WeMos D1 Mini

$0.52
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GY-45 MMA8451 MMA8452 Digital 3-Axis Accelerometer Module

$0.80

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ESP32 2.8 inch Display Development Board

$9.42 – $10.73
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NodeMCU Lua Lolin CP2102 ESP8266 ESP-12E WiFi Development Board

$2.32
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NodeMCU Lua Lolin V3 CH340 ESP8266 ESP-12E WiFi Development Board

$1.62

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TP4056 3.7V 4.2V 9V 5V 2A Lithium 18650 Battery Charging Discharge Module Step Up Boost Converter Power Module 4.5-8V to 4.3-27V TC4056A

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$0.30
Can be used for multimeter, converted to lithium battery chargingFor example: VIN+Port input 5V solar panels,BAT+port can output4.2V to charger
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3mm Infrared IR Emitter Receiver LED Diode (1k/bag)

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$6.59 – $14.49
IR Sender Emitter Emissor emission emitting Receptor Transmitter Sensor 850nm 940nm LEDs Diodes mm
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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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$0.68
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ESP8266 ESP-01S ESP01S WiFi module

$0.86 – $1.45
This is WiFi serial transceiver module, based on ESP8266 SoC which has integrated TCP/IP protocol stack.
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FOTEK SSR-40DA Clone 40A Solid State Relay Module 3-32V DC Input 24-380V AC

$1.57
Operating voltage (output): 24 V to 380 V AC Control voltage (input): 3 V to 32 V DC Rated current
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Arduino Uno Sensor Shield V5.0

$0.59
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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