ESP8266 Relay Module 10A 220V Network Relay

With ESP8266 Wifi module,4-layers board design.
Input overvoltage protection, input with TVS, when voltage exceeds 33V, 
automatic protection will operate.
Input overcurrent protection.
220V 10A relay, one normally open, one normally closed.
One way optocoupler isolation input, TVS input protection.
High-current terminals.
One output status indicator, one input status indicator.
More safe with relays PCB pin anti-climb design.
Access control server via TCP CLIENT mode
Via HTTP protocol control

Specifications
Input voltage :DC 7-30V
Board dimension:65mm × 40mm × 20mm

Package including:
1pcs ESP8266 220V 10A Network Relay WIFI Module