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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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Microphone Sound Voice Whistle Detection Sensor Module Red KY-037

$0.24
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5mm RGB LED Light Module KY-016 10pcs/Lot

$1.12
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MAX3232 RS232 to TTL Serial Port Converter Adapter Module

$0.32
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MC-38 Wired Door Window Sensor Detector Magnetic Switch

$0.30 – $1.04
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2 Channels 5V 12V Relay Module with Optocoupler, Low Level Trigger Black PCB

$0.54
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DC 6-30V Timer RELAY Programmable Delay RELAY Module Cycle Timer with LCD Display / 5V Micro USB

$0.90

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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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SX1308 DC-DC 2-24V to 2-28V 2A Step-up Boost Converter Power Module

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$0.22
Input voltage: DC 2-24V Output voltage: DC 2-28V Switching frequency: 1.2MHz Maximum current output: 2A
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DSO138 Digital Oscilloscope Module Kit

$1.38 – $12.25
DSO138 2.4″ inch TFT Screen Portable Digital Oscilloscope Diy Kit Waveform Display Preciseness Acrylic Case for Arduino Inch 1Msps Kit
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3296W Precision Potentiometer Trimmer Trimpot (100pcs/Lot)

$5.94
Adjustable Resistance Resistor 102 1k 103 10k 102 1k 104 100k 503 50k
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400 Points Holes Breadboard

$0.27
Specification: • 400 Tie Points • Self adhesive • Can be interlocked for larger projects • 2 power lanes •
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LJ12A3-4-Z/BX Inductive Proximity Sensor Switch NPN DC 6V-36V M12

$0.20 – $0.88
LJ12A3-4-Z/BX: NPN NO 3-Line DC type 12mm diameter ; 4mm detection distance
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Active Buzzer 5V 12095 TMB12A05 12mmx9.5mm (10pcs/Lot)

$0.73
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