ESP8266 5V Wifi Relay Module Remote Control Switch Phone APP For Smart Home

Features:
Designed with ESP8266 WiFi module, it can connect to 5 clients at the same time under AP mode.
ESP8266 WiFi module has three working modes: STA(client), AP(hotspot) and STA+AP.
Smart phone can connect to WiFi module directly, or smart phone and WiFi module can connect to the same wireless router,then control relay with phone APP.
It has long transmitting distance; when smart phone connecting to WiFi module in a open field, the maximum distance if 400m. When connecting to router, it depends on WiFi signal strength.
Module need configuration by serial debugging software and USB to TTL module send serial command(do not power off after configuration), control relay with  phone APP after phone connecting to WiFi module.

Specifications:
Power Supply Voltage: 5V
Size: Approx. 45 x 28mm/1.77 x 1.1"
Baud Rate: 9600,8,1,0,0
Relay: 5V, 10A/250VAC 10A/30VDC

Package Includes:
1 x Wifi Relay Module

Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.