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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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12V 5 Meters 5050 LED Strip 60 Pixels per Meter

$0.49 – $1.78
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400pcs Resistor Kit, 16 Values, 5% 1/2W Carbon Film Resistors

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$2.54
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LC100-A Digital Inductor Capacitor Meter Tester

$7.67
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ESP8266 ESP-01 ESP01 WiFi module

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$0.82
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1-pin Jumper Wire 24AWG (100pcs/Lot)

$2.30 – $3.77
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MAX7219 MAX7219CNG MAX7219ENG DIP24 DIP-24 IC Chip

$0.35

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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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HL-340 USB to RS232 COM Port Serial PDA 9-Pin DB9 Adapter Converter Cable

$0.52
Overview: USB to RS232 conversion cable for USB and serial devices easily connect serial devices with features such as Plug
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GY-906 MLX90614ESF BAA BCC DCI Contactless IR Temperature Sensor Module

$5.19 – $16.74
BAA range is 2 cm BCC range is 10 cm DCI range is 1 meter From the manufacturer: Features and
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74HC595 Display Module 8 Digits 0.36” Inch

$1.03
8 Bits Digital Tube LED Display Module Four Serial for Arduino 595 74HC595 Driver 7-segment 7segment 8digits 8bits
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3,4,5S 100A BMS Battery Protection Module Board

$1.53
3S 4S 5S 100A 12V 12.6V BMS Lithium Battery Protection Module Board with Balacing charging balance 3.2V battery cells including:
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Raspberry Pi Pico Board RP2040 32 bit ARM Cortex-M0+

$2.93
Raspberry Pi Pico microcontroller board is a custom Raspberry Pi designed chip called RP2040 with a133 MHz clocked ARM Cortex-M0+ dual core with integrated 2 MB QSPI flash memory for code and data storage.
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TCRT5000 IR Infrared Line Tracking Sensor Module

$0.25
TCRT5000 sensors continuously emit infrared light, when not being reflected back, the phototransistor has been in a shutdown state, then
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