DC12V ESP8266 Four Channel Wifi Relay IOT Smart Home Phone APP

Sold EUR 13,99 Buy It Now, 14 giorni Returns, Garantie client eBay

Seller: flashshop1313 (3.949) 97.4%, Location: pechino, Ships to: Worldwide, Item: 192596683131 Description: 12V ESP8288 four ways WiFi relay module carried a ESP-01 WiFi module and mature 8 bit MCU.It could control the relay by cell phone APP within the local area network (LAN).It is easy to set . Function features: 1. On board high quality MCU and ESP-01WIFI module2. Two working mode:Mode 1: cellphone carry on wifi module directlyMode 2: cellphone and wifi module carry on router togetherAdditional function: work as USB module when disconnect ESP-01 module3. Transmission distance:(1) The open environment, the mobile phone when carrying on the WIFI module maximum transmission distance of 100 m;(2) When the WiFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal4. Use the Smartconfig technology to complete the configuration of the account and password of the esp-01 WIFI module on the mobile APP. The configured account and password will be memorized after power off5. The board contains 12V,10A/250V AC 10A/30V DC relay, which can continuously absorb 100,000 times, with the protection of diode current and short response time.6. With mode option and working statue LED indicator7. With 4 isolator and strong anti interference ability8. Reserved UART debug interface and MCU download port for program9. Board size: 60*63mm Interface: IN+, IN-: 12V voltage input12V, GND, TX, RX: UART serial port PINSWIM, PIN8, NRST: reserved MCU download portButton S1: change mode, default mode is mode 1Button S2: resetLED D1/D2/D3/D4(red ): relay working LED, LED on when relay is onLED D7(red ): indicator for mode 1LED D5(blue): indicator for mode 2LED D6(green): work statue indicator, exact details as below:(1)When extinguished, it is being configured or disconnected from the router.(2)0.5s fast blinking represents cellphone app is configuring WIFI account and password for ESP-01 module(3) 2S slow blinking to configure finished ,and wait for connection with cellphone by TCP(4)LED always on represents TCP connections with mobile phone successfullyConnection for reserved two cap jumper:Generally, insert them to the bottom ,that is RX to RX1, TX to TX1. Insert them to upper ,when use it as USB moduleCOM1 COM2 COM3 COM4: Common terminalNC1 NC2 NC3 NC4: normal closeNO1 NO2 NO3 NO4: normal open Control command for relay(hex format):Open relay 1: A0 01 01 A2Close relay 1: A0 01 00 A1Open relay 2: A0 02 01 A3Close relay 2: A0 02 00 A2Open relay 3: A0 03 01 A4Close relay 3: A0 03 00 A3Open relay 4: A0 04 01 A5Close relay 4: A0 04 00 A4Package included:1 x DC12V ESP8266 Four Channel Wifi Relay Condition: Nuovo, MPN: Non applicabile, Marca: Senza marca/Generico

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