Certification: CE, FCC, RoHS Is a smart device: YES Model Number: WHDZ01 Extension cable length: none Rated current: 16A Grounded: Ungrounded Standard: 84*50*50mm - Use shape: rectangular voice control: Google Home Alexa ECHO support app: Smart Life and Tuya support system: IOS and Android Input Voltage: AC 100~240V, 50/60Hz Wi-Fi Standard: 2.4GHz 802.11b/g/n Feature 1: Wireless. Feature 2: Voice Control Feature 3: Timing Function Feature 4: Power Monitor Feature 5: Countdown Function Features 6: Remote Control Outgoing products should be tested and quality tested by instruments and quality inspectors. Only qualified products can be delivered to you. With me, make home appliances smarter Only 3 steps Step 1: Search Smart Life or TuyaSmart on APP Store, Google Play or scan the QR code on the user manual to download and install it. 2nd step : Plug the plug into an AC outlet and long press the main power button until the light flashes. Step 3: Open Smart Life or Tuya Smart App, discover and add device in the app, then complete the setup according to the guide.