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Showing 265–288 of 319 results

MQ 135 Gas Sensor

 400.00
The MQ-135 Gas sensor can detect gases like Ammonia (NH3), sulfur (S), Benzene (C6H6), CO2, and other harmful gases and smoke. Similar

5V 3A Solar Panel Power Bank Dual USB Charge Voltage Controller Regulator

 450.00
Features 1) Automatic identification for phone and other smartphone 2) 5V constant voltage output 3) Automatic restart (after the sun

2 In1 USB Wireless Bluetooth Adapter 5.0

 300.00
Features:1.Transmission Mode (Suitable For Sending Computer/Tv/Radio/Mp3 Audio To Bluetooth Headset/Stereo)2.Receiving Mode (Suitable For Ordinary Audio/Car/Wired Headset, Etc.)3.Transmit/Receive Mode Switch:4.The Audio

6-24V 12V/24V to 5V 3A CAR USB Charger Module DC Buck step down Converter 12v 5v power supply module

 200.00
This mini DC-DC step-down voltage converter module supports 6-24V voltage input and 5V 3A output with input polarity reverse protection

MFRC522 RC522 RFID radio frequency induction IC card read and write module of small size mini 13.56 MHZ

 400.00
Description: RC522 chip:MF RC522 is applied to the highly integrated read and write 13.56MHz contactless communication card chip, NXP launched

HW-MS03 2.4GHz to 5.8GHz Microwave Radar

 300.00
Description: Independent of temperature, humidity, airflow, dust, noise, light and dark, anti-interference, etc. The transceiver module is a field-shaped signal

LM2596S Dual USB DC-DC 9V 12V 24V 36V to 5V 3A Step Down Buck Converter Board

 350.00
Description:   Input: 6V-40V (DC5.5/2.1 port, connecting terminal)Output: 5V / 3A (MAX)(With Identification resistance for Apple)Efficiency: 92% (MAX)Switching frequency: 150KHZWorking

USB DC Step-Down Module 12V 24V To QC2.0 QC3.0 Fast Charge Mobile Phone Charging Board

 300.00
1.Description: QC-MINI is a USB DC Fast Charging power supply module. It can be applied to solar charging, mobile phone

TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module

 350.00
TTL to RS485 Converter Module 3.3V 5V Two Way Communication EMC EMI RXD TXD Anti Interference Lightning for Arduino AVR

4 channel 5v relay shield module, Four channel relay control board relay expansion board for UNO R3 mega 2560

 600.00
Description:This 5V 4 Relay Shield Module is a small current signal control power equipment commonly used electronic module, enabling high-power

Active Buzzer 12V

 35.00
Input Voltage(Max.) : 12V Resistance: 120KΩ to 300MΩ Resonance Frequency: 2048 Hz Sound pressure(dB(A)/10cm)min.: 80 Body Size : 12 x

DC 6-30V Support Micro USB 5V LED Display Automation Cycle Delay Timer Relay Control Off Switch

 500.00
Description: Highlights:   Wide voltage power supply (6 ~ 30V), supports microUSB 5.0V power supply, easy to use;   The

22.5W Quick Charging Mobile Power Module QC4.0

 900.00
22.5W Quick Charging Mobile Power Module QC4.0 PD3.0 5 Port Dual USB Mobile Power Bank Circuit Board Protection Diy Motherboard 

TB6600 Stepper Motor Driver

 1,200.00
TB6600 STEPPER MOTOR DRIVER TB6600 Stepper Motor Driver Controller 4A is an easy-to-use professional Arduino stepper motor driver, which can

USB Charger Doctor for Voltmeter and Ammeter

 350.00
USB CHARGER DOCTOR FOR VOLTMETER AND AMMETER Use the USB Charger Doctor to measure the working voltage and current output

Flame Detection Sensor Module

 300.00
The Fire or Flame Sensor Module can detect flames in the 760 – 1100 nanometer wavelength range. Small flames like

DC 5V – 36V Dual MOS LED Digital Timer Delay Relay Trigger

 550.00
0.1 seconds (min) to 999 minutes (max) continuously adjustable.This product is easy to use, many functions, but all buyers need

4S 100A 18650 Li-ion Battery Protection Circuit Board

 600.00
1.This protection board is 4s in common use lithium battery protection board (you can adjust for how many strings to

4Pcs 50KG Human Scale Load Cell Weight Sensors + HX711 Module

 1,000.00
This load sensor, sometimes called a strain gauge, is the same one found in digital bathroom scales.* The sensor is

4CH RC Remote Control Circuit Transmitter Receiver Board

 450.00
4CH RC Remote Control Circuit Transmitter Receiver Board Launch Board Set With Antenna Radio System For Car Toy   Description:100%

PAM8610 Amplifier Board

 350.00
Technical parameters:1. Supply voltage: DC 7V-15V2. Output power: 15w + 15w (8 load)3. Efficiency: 90%4. Shutdown Current: 4uA5. Quiescent current;

AC 220V Power Adapter DC Output 1.5 3 4.5 6 7.5 9 12V 400 mA

 275.00
AC 220V Power Adapter DC Output 1.5 3 4.5 6 7.5 9 12V DC 1000 mA The input have 220V

12V Transformer 5A

 1,050.00
It is a general purpose chassis mounting mains transformer. Transformer has 240V primary windings and center tapped secondary winding. The

ESP8266 10A 220V Network Relay WIFI Module Input DC 7V – 30V Modules

 850.00
Specifications:Model: ESP8266Color: GreenSize(L*W*H):65 x 40 x 18 mmISM: 2.4 GHzPA:+ 25 dBmRelay voltage: 220 VRelay Current: 10 AInput voltage: DC