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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 signal
On board high quality MCU and ESP-01WIFI module Two working mode : Mode 1:cellphone carry on wifi module directly Mode 2:cellphone and wifi module carry on router together Additional function :work as USB module when disconnect ESP-01 module
The board contains 5V,10A/250V AC 10A/30V relay, which can continuously absorb 100, times, with the of diode current and short response time.
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 off
Brand name:LanGuShiInterface on board:IN+,IN-:5V voltage input5V,GND,TX,RX:UART serial port PINSWIM,PIN8,NRST:reserved MCU download portButton S1:change mode,default mode is mode 1Button S2:resetLED D1//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:When extinguished, it is being configured or disconnected from the router.0.5s fast blinking represents cellphone app is configuring WIFI account and password for ESP-01 module2S slow blinking to configure finished ,and wait for connection with cellphone by TCPLED always on represents TCP connections with mobile phone successfullyConnection for reserved two cap jumper :Generally ,insert them to 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 openControl 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 A4Colour:BlueMaterial:PCBSize:63*60mmPackage Contents:1x 5V ESP8266 Four Channel Wifi Relay ModuleOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.My dear customer, if there is any problem with the goods you buy, please contact us in time, we will serve you wholeheartedly, and wish you happiness and health
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