3Pcs ESP8266 5V WiFi Relay Module Internet Of Things Smart Home Phone APP Remote Control Switch Sports Equipment & Accessories Low-loss coaxial cable with standard

Low-loss coaxial cable with standard screw-on F-connectors at each end

Email and Whistle alarm

Fluorescent tube model: IV-18 (ИB-18 1984-1992 manufactured by the former Soviet Union)

rotating arc etc

Bluetooth: YES

3Pcs ESP8266 5V WiFi Relay Module Internet Of Things Smart Home Phone APP Remote Control Switch Sports Equipment & Accessories Low-loss coaxial cable with standardSummarize: LC 5V WiFi relay module carried a ESP8266 WiFi module and microcontroller. It will send the serial port instructions to the cell phone APP and Implementation within the local area network (LAN) for wireless control relay. Function and characteristics: Onboard ESP8266 WIFI module, AP mode 5 client can be connected at the same time; Module has two work modes: 1, cell phones, carry on the WiFi module; 2, mobile phone and WiFI moduleCarrying on