Note: Some countries have stopped providing with 2G networks, like America, Australia. Please confirm before you order this product.

Product Specification:
[ Name ]: Sonoff G1 Smart Wifi Switch
[ Power supply ]: 90~250V AC (50/60Hz)
[ Max. input current ]: 16A
[ Max. Power ]: 3000W
[ Weight ]: 100g
[ Product size ]: 114*52*32mm
[ Wireless Frequency ]: 2.4GHz
SIM card (GSM/GPRS:800/900/1800/1900MHz), only 2G network supported.

Product Advantage:
Supports SIM card (GSM/GPRS:800/900/1800/1900MHz).
Remote ON/OFF via GPRS network.
Local ON/OFF by switch button.
Single/repeat/countdown timers.
Scene/smart scene to trigger ON/OFF.
Share control.
Works with Alexa.
Works with Nest.
Works with Google Home.

Product Overview:
Sonoff G1 is a GSM smart power switch that allows users to remotely turn on/off any connected appliances by app Android and iOS app eWeLink via GPRS network.

Different from other Sonoff products that have to connect to WiFi or LAN, G1 supports to be inserted with a SIM card (GSM/GPRS:800/900/1800/1900MHz) and use the GPRS network to control connected appliances.

Users can apply the wireless switch to modern agriculture like greenhouse light control, watering machine, oxygen pump.
They can also apply the smart switch to pet feeding control, server room control, roller shutter, etc.

Works With Amazon Alexa:
This product works with Amazon Alexa. You can ask Alexa to control the device with the following voice commands. Please note that only US/UK English and German voice commands are supported now.
Try out these phrases ( {deviceName} should be the name of your device):
Alexa, turn on {deviceName}
Alexa, turn off {deviceName}
Alexa, turn {deviceName} off
Alexa, turn {deviceName} on
Alexa, schalte Gerätename ein
Alexa, schalte Gerätename aus