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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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RFID Tags 125KHz 125 KHz Label Cards EM4100 Chip Keyfobs (10pcs/Lot)

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$0.73
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GY-9250 MPU-9250 MPU9250 9-DOF Sensor Module

$3.11 – $6.48
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Breadboard Adapter ESP-01 ESP-01S ESP8266-01S

$0.15
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3950 NTC Thermistor Temperature Sensor 5×25.5mm 10K 1% Waterproof Probe Cable 1m 2m 3m 5m

$0.21 – $0.80
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6mm Metal Knobs for Potentiometers Volume Controls (10pcs/Lot)

$0.84
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FOTEK SSR-40DA Clone 40A Solid State Relay Module 3-32V DC Input 24-380V AC

$1.56

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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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1602 2004 LCD IIC I2C Adapter Interface for 16×2 20×4 Display PCF8574

$0.33
1. Size: 41.5  x 19 x 15.3 mm 2. Weight: 5g 3.PCB Color: Black 4.Supply voltage: 2.5-6V 5. Support 12C
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TM1637 4 Digits 7-Segment LED Display with Clock 0.36”

$0.41
7Segment LED Display digital tube Module Working Voltage: 3.3V / 5v DC Working Current: 30 / 80MA Size: 42 x
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0.91” Inch OLED Display I2C 128×32 Compatible with Arduino, Raspberry Pi

$1.16
IIC interface Pin Description: GND: Ground VCC: Power + (DC 3.3 ~5v) SCL: Clock SDA: Data Size: 0.91 inch OLED
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YZC131 Load Cell 1KG 5KG 10KG 20KG HX711 AD Module Weight Sensor Electronic Scale Weighing Pressure Sensor

$0.30 – $0.66
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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MG90S Micro Servo Motor Metal Geared 180° 360°

$1.09 – $1.37
Specifications: Product Model: MG90S Product size: 22.8 * 12.2 * 28.5mm Net weight: 15g Weight:25g Working torque: 2KG/cm Reaction speed:
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NodeMCU ESP-32S Kit ESP-32E compatible with Arduino

$2.81
This is the NodeMCU development board based on ESP32, features WiFi+Bluetooth connectivity, onboard CH340 and keys. What's more, all the I/O pins of ESP32-S module are accessible via the extension headers.
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