Esp8266 4 Channel Wireless Wifi Relay Module Ac-Dc Switching Power Supply Module Esp-12F Wifi Development Board For Arduino

Description: New and high quality Type: Four way relay module Size: about 8.7*9.3cm/3.43*3.66in Color:As Pictures Package Included: 1Pcs Notes: Due to manual measurement , there may be 5mm deviation exist,hope you can understand. There are slight difference between the picture and the item caused by light brightness,hope you can understand. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.