1、This 1‑way WiFi relay module come with excellent production process, not easy to dry joint 2、The relay have long service life, which can be connected continuously for 100,000 times 3、WiFi remote control switch come with wireless control function, convenient control and operation 4、Only need a simple configuration process, the product can realize the wireless control of 1 relay in the local area network using the mobile phone APP 5、Using good‑quality PCB material, with reliability, good maintenance and interchangeability Item Type: 1‑Way WiFi Relay Module Material: PCB Working Voltage: DC 12V Purpose: Only a simple configuration process can be used to achieve wireless control of 1 relay in the local area network using the mobile phone APP 1 x 1‑Way WiFi Relay Module