5V ESP8266 Dual WiFi Relay Module Internet Of Things Smart Home Mobile APP Remote Switch COD

Brand: Geekcreit

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ID: 1270421
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                    Overview:
                     
                    LC 5V ESP8266 2-channel WIFI relay module equip with to ESP-01 WIFI module and 8 bit high performance MCU, Only need simple configurations and then you can control the relay with cellphone APP under LAN area.

                    Instruction: Click here to open
                    More details: Click here to open

                    Characteristics:
                     
                    1, On-board N76E003/STM8S003 and ESP-01 WIFI module
                    2, Having two modes:
                    (1) Mode 1: Cell phones carry on the wifi module directly
                    (2) Mode 2: Cell phone and wifi module carry on the same router
                    Additional function: As an USB relay module when unplug the ESP-01
                    3, Transmission distance:
                    (1) In the open environment, the maximum transmission distance is 100m when the cell phone carry on the wifi module directly ;
                    (2) when the wifi module and cell phone carrying on the same router, the transmission distance depend on the router’s signal intensity;
                    4, Use Smartconfig technology of ESP8266 to configurate the password for the
                    ESP-01 module with APP
                    5, On-board 5V, 10 A / 250 v AC 10 A / 30 v DC relay, absorb 100000 times continuously, Module with diode effusion protection, short response time
                    6, On-board model selection and working position indicator LED
                    7, On-board preserved UART debug interface and MCU program interface
                    8, Size: 59*40mm


                    Interface and sources:
                     
                    IN+, IN-: 5V power input
                    TX, RX: UART communication
                    SWIM, NRST: MCU program interface
                    S1: Mode selection key, default is mode 1
                    S2: Restore key
                    LED D2 and D4(red): Relay indicator
                    LED D7(red): Mode 1 indicator
                    LED D5(blue):  Mode 2 indicator
                    LED D6(green): Working state indicator, the description of D6 as below:
                    (1)It’s means internal self-configuration or lost connection with the router when D6 off
                    (2)It’s means the ESP-01 are waiting for the APP configurate the password for it when D6 fast blink every 0.5S
                    (3)It’s means the whole configuration is done and waiting for establishing TCP connection with APP when D6 slow blink every 2S
                    (4) It’s means the TCP connection between ESP-01 and APP is OK when D6 on all the time.
                    Relay control command(must be format):
                    Open the first relay: A0 01 01 A2
                    Close the first Relay: A0 01 00 A1
                    Open the second relay: A0 02 01 A3
                    Close the second Relay: A0 02 00 A2

                    Package included:

                    1 x 5V ESP8266 Dual WiFi Relay Module

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