Description:    

1 MB (8 Mbit) flash size.    
AP, STA, AP+STA modes available.    
Very simple AT commands, easy to use.    
Low power consumption and small    
internal LWIP interface.    
Only four pin interface, VCC-3V3, GND, TXD and RXD.    
AT command firmware. New IC ESP8266ex    
This module only has a small upgrade on PCB board ES P-01    

This WIFI relay based on AI-Thinker ES P-01S WIFI module. It is designed for smart homes, Internet of Things, and other DIY projects.    
With this smart relay, you can easily configure your smart switch to control any device with your phone anywhere.    

Product parameters:    

Product size: 37 * 25mm    
Operating voltage: DC5V    
Communication: WIFI (ESP8266 module)    
Transmission distance: the maximum transmission distance of 400m (open environment, mobile phone equipped with WIFI module)    
Load: 10A/250VAC 10A/ 30VDC, the relay pulls 100,000 times    
File Download:https://img.elecbee.com/ic/download/rar/20181217015223SKU754182.rar

Package Included:    

1 x ES P-01S Wireless Module.    
1 relay module ES P-01S.