Feature:
Working voltage: USB 5V
Relay operating voltage :DC7v-32v
With signal instruction light and relay pull
-on instruction lightv Power < 1W, and quiescent current: 80mA Cutover current< 10A , v 10A Relay Model
The life of Relay Model is more than 1,000,000
Insulation resistance: 100Mv Maximum pull-on time: 15mSv Maximum release time: 5mS
Working Temperature: -40 to 70degree
Working Humidity: 40% to 80% RH
functions include:
Supports WiFi network.
Supports status tracking: device status timely provided to the EWeLink.
Supports remotely turn on or off connected appliance/light.
Supports max 8 enabled scheduled/countdown/loop timers for each device.
Supports numerous WiFi smart switches on one smart phone.
Works with Amazon Echo, Echo Dot, Amazon Tap, Google Home,Google Nest
Reminder: Operating voltage at 90 - 250 V, please operate according to regulations
The self-lock/inching mode wireless switch has two input voltage supply specifications: 5V and 5V/7-32V. No matter which specification is selected, the functions remain the same.Note: we have change the WiFi module from PSA to PSF recently. PSF is more powerful.
Package included: 
1 x Jog Inching Self-locking WiFi Wireless Smart Home Switch
Add device to eWeLink:
Long press the setting button until the LED beside on/off setting button begins fast blinking.
Android: Add Device->select pairing method ->enter WiFi name and password->pairing and register->name device
iOS: go to phone setting->WiFi-> select the WiFi starts with ITEAD-********, enter default password to connect:12345678-> go to eWeLink->Add device->select 1st generation pairing method->enter your WiFi name and password->pairing and register->name device