?Durable & Technical After-Sales?If you encounter any product issue, please feel free to contact us through E-mail or directly, We provide free technical support and replacement services. ?All Round Safety Protection?Smart Surge protectors protect certificated by FCC, ETL listed, with built in safe guards to protect both the power strip and your charging devices form over-heat, over-charge, over-current, and short circuit, provide a safer using experience for UseeLink customer. ?Energy Saving & Safety?Remote control your daily electrical equip with Security via Voice Control when you are indoor. Built in leakage, overload protection switch, product support Surge Protection, effective absorption of the sudden huge energy, protect the connection equipment from damage. ?Work with Alexa?Wifi smart power strip work with Alexa or Google Home to control each of the outlets individually Via voice control after connecting the (Smart Life or Tuya App) successfully. Turn on/off your devices based on specific time you set for energy saving with the wifi smart power strip. You can also share your device with your family. Each person can control the switch of each outlet individually.Only support 2.4GHz WiFi network. ?Fast Charging Type C & Smart Outlets?UseeLink PD20W Smart power strip with 4 Individually Controlled AC outlets and 3 USB ports(one USb 18W Fast Charger), One Type C(PD 20W) fast charger,supported for 8 appliances simultaneously. IT is suitable for home, office, specially suitable for fast charging smart phones, with a maximum withstand power of 3500W.