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Feature: 8 SPDT relays SRD-12VDC-SL-C Relay specification: 10A 250VAC/10A 125VAC/10A 30VDC /10A 28VDC Power supply: 12 VDC Current consumption: - 300 mA Led for each relay output With power LED With USB LED Size: 93mm x 70mm x 16mm Windows software examples: VB6, BCB6, Java (netbeans) VB.NET 2010 Express, C++.NET 2010 Express PCB parameters: FR4 / 1.5mm / two layers / metalized holes / HAL / white stamp / solder mask

USD 18.92

Features: The power-on delay is 1S closed, and it is not necessary to use the 3S delay. DC monitoring protection protects the speakers in real time. Disconnect the speaker when it is turned off. 1. Use the best performance UPC1237 as the core device, with boot delay, DC protection, power failure and shock resistance. 2. Use OMRIN original high current relay as the core device is not afraid of contact ignition and oxidation.

EUR 12.06 EUR 8.45

Specifications: Operating Voltage:5V Total resistance:100K ohm Port voltage:-5V~5V Taps:100 Interface: CS, U/D, INC Resistance increase mode: Linear Working current:3mA Packages/temp (): 8SOIC/-40~85 Package included: 5 x X9C104 Digital Potentiometer Module

USD 11.22

20Pcs I2C RTC DS1307 AT24C32 Real Time Clock Module For AVR ARM PIC SMD Description: 24C32 32K I2C EEPROM memory Using LIR2032 rechargeable lithium battery with charging circuit Solve the problem of no literacy of the DS1307 with backup battery Support timing 1 year of the DS1307 after fully charged Leads to the DS1307 clock pin provides a clock signal for the microcontroller Other I2C devices can be cascaded Size:

USD 13.99

5Pcs DC-DC 1V-5V To 5V 500mA Boost Converter Step Up Power Module Feature: Input voltage of DC 1V~5V, output 5V DC voltage is stable, the input to the output current of 500~600MA with two AA batteries, a single AA battery power supply output current 200 ma about for mobile phones camera, single-chip, digital products. High conversion efficiency up to 96% Ultra-small size, installed in a variety of small equipment With

USD 5.45

Description: 1MB (8Mbit) Flash size. AP, STA, AP+STA modes available. Very simple AT commands, easy to use. Low-power consumption and small Internal LWIP interface. Only four pins interface, VCC-3V3, GND, TXD and RXD. AT commands firmware. New IC ESP8266ex This module just have small upgradation on ESP-01 PCB board Package included: 10 x ESP-01S Wireless Module

USD 27.99

3Pcs ESP8266 ESP-12E Remote Serial Port WIFI Transceiver Wireless Module Description: ESP8266-12E is an enhanced version ESP8266-12, improve peripheral circuitry increases impedance matching, the signal output is better, whether it is stable or anti-jamming capability, have been greatly improved. For users before selecting the ESP-12, it does not matter even if the product has been made, enhanced version is fully compatible

EUR 7.81

Feature: Detection voltage: DC3.2V ~ 30V Working current:

USD 5.94

Feature: Name: DC5V 6A step down power supply module Model: XH-M249 Input: 9-36V Output: 5V 6A Size: 65 x 27 x 13mm Package includes: 1 x DC5V 6A Step Down Module

USD 3.87

Feature: Voltage: DC 5V Color: RGB Size: 15MM X 15MM Pacakge included: 1 x 4 Bit WS2812 5050 RGB LED Driver Development Board

EUR 1.94

Description: Click the link for more details: https://github.com/squix78/esp8266-oled-ssd1306 http://www.instructables.com/id/Digital-Thermometer-on-OLED-Display-Using-ESP8266-/ Type A: 0.96 version Type B: 1.3 version Pin reference description: Package included: 1 x Wemos NODEMCU ESP8266 12F WiFi 1.3/0.96 Inch OLED Board+Bottom Plate

USD 17.15

Description: 600W high power Boost module Wide voltage input: the 10V - 60V Output adjustable 12V -80V wide voltage Adjustable output current Ultra-low dropout Specification: Input voltage: 10V-60V Input Current: maximum input current 15A Output voltage: 12V-80V continuously adjustable Output current: maximum output current of 10A (adjustable) Output power: effective power P = input voltage V x 10A Conversion efficiency:

USD 14.25

Description: The module uses genuine quality relay, normally open interfaces Using SMD optocoupler isolation, driving ability, stable performance The module can be high or low by a jumper setting trigger Fault-tolerant design, even if the control line is broken, the relay will not operate The power indicator (green) the relay status indicator (red) The interface design of human nature, all interfaces are available through

USD 2.09 USD 1.69

Description: The infrared emission module is for Arduino module, port compatible sensor expansion board.With the transmitting state indicating lamp, convenient debugging. Specification: Supply voltage: 5V Working environment: -25~+85C Storage temperature: -30~+100 C Wavelength: 940nm Module size: 13.7mm 27.8mm Module weight: 5g Signal type: digital signal Infrared center wavelength: about 850nm-940nm Infrared emission

EUR 1.10

Features: Built-in USB to TTL Transfer chip. Designed to be used for USB to TTL electronic projects. TTL interface output, easy to connect to your MCU. Status LED. Dual 3.3V and 5V Power output, work with 3.3v and 5v target device. Size: 55mm x 16mm Server 2008/Win7/Win8 32 bits / 64 bits 1. Support WINDOWS 98 / ME / 2000 / XP/Server 2003/VISTA / 2. 3 V3 and 5V by a short circuit risk selection; 3. Not only has the

USD 9.26

4Pcs 7-Segment 0.56 Inch 4 Digit 12 Pins Red LED Display Description: With time display Common anode Pin Number: 12 pins Digit Number: 4 digits Digit Height: 0.56 inch / 1.4 cm Size (L x W ): 2 x 0.75 inch / 5 x 1.9 cm Color: Red Package included: 4 x 0.56'inch 4 Digit LED Display

USD 3.61

Description: 1. onboard TJA1050 CAN controller interface chip 2. chip commonly used pin has led, convenient connection to use 3. pin 5 v to power supply 4. PCB board size: 22 (mm) x11.5 (mm) Package included: 5 x TJA1050 CAN Controller Interface Module

USD 5.28

Feature: Note: This module does not suitable for IOS system. TTL data transparent transfer between a host Bluetooth device Build-in CSR company Bluetooth chip BC417143 Bluetooth specification v2.0 + EDR Works with any USB Bluetooth adapters Default Baud Rate: 9600, pairing code 1234, the working mode SLAVE Coverage up to 30ft Built in antenna Mini Size Using mainstream CSR Bluetooth chip, Bluetooth V2.0 protocol standards

EUR 36.99

Description: This Power Source For The Isolation Industrial-grade Built-in Power Supply Module, Temperature Protection, And Short Circuit Protection, AC85 - 265V Input Voltage, Wide 431 Precision Voltage Stability DC5V Output, With Mounting Holes, With Input And Output EMI Filter circuit Feature: Size: 5.1 x 2.4 x 2.0cm (L x W x H) Working Temperature: -20 - 60 Relative Humidity: 40 - 90%RH Input Voltage Range: 85-

EUR 9.17

Specification: Audio input mode: 1.Bluetooth receiver 2.USB decoding play 3.TF card decoding play Supporting play format: MP3 WMA WAV, FLA C Power supply: 5V DC (mobile phone charger can power small USB plug) Preamp output can directly promote the headset, also can be connected to the use of rear stage power amplifier Bluetooth version: 2.1 Package Included: 5 x Amplifier Board

USD 20.29

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