4 channel wifi ethernet relay

KC868-H4B NEW FIRMWARE FOR MQTT AND HTTP FUNCTIONS

improvement: 1. add relay control by webpage 2. support http command for developer integrate to third-party software to tun on/off relay and read relay state. 3. add web config password 4. add read input state http command for developer integrate to third-party software. you can send http command to get information of 4 channel digital…