This is relay type, have no short circuit ,overload protection 18mm Din Rail WIFI Smart Switch Remote control by eWelink  APP for Smart home

Features：

1. Remote control at anytime from anywhere
2. Timer ON/OFF
3. Scene setting,home scene（Turn on the light, turn on the water heater, turn on the TV, turn on the air conditioner),going out scene(Turn off the lights, turn off the water heater, turn off the TV, turn off the air conditioner, etc.）
4. Sharing devices with family and friends
5. 18 mm Din Rail install

Specifications：

• Standard：GB109631/ IEC60898
• Rated Voltage ：AC100-240V
• Rated Current：1-63A
• Frequency：50/60Hz  
• Potecion： IP20     
• Poles：1P+N
• Control： Remote control Connection 2.4GWIFI