Works with all the devices in your Smart Life App(Tuya ZigBee Hub is a must) - Please make sure you already have a Tuya ZigBee Hub, it's a must for all the Tuya/Smart Life ZigBee devices.- With this Tuya ZigBee Remote and a Tuya ZigBee Hub, you can control all the smart devices in your Smart Life or Tuya App. (Please be noted the Tuya ZigBee Hub is a must!)- The LAN Wired ZigBee Hub is with Network Interface, reliable signal The First Magnetic 4 Button Tuya ZigBee Portable Remote - Please make sure you already have a Tuya ZigBee Hub, it's a must for all the Tuya/Smart Life ZigBee devices.- With this 4 Button Tuya ZigBee remote, you can define up to 12 commands in the Smart Life App.- Free App Name: Smart Life, or Tuya App You can define the button function in Smart Life App With this remote, you can control any ZigBee devices and Wi-Fi devices in your Smart Life App. Away Mode - With a double click, you can turn off all lights before going to work.- There is a Magnetic wall plate in the box, makes this Tuya ZigBee remote moutable or movable. Mountable and Portable ZigBee Remote Thanks to the magnetic wall plate, the tuya ZigBee remote can be mountable and portable. Work with Smart Curtain Module Work with Smart Curtain Work with Smart Lamp Holder Work with Smart Light Switch Module ZigBee In-Wall Socket Module Work with Smart Socket Installation Method Method 1: Double-sided adhesive tape installation.Method 2: Mount the wall plate on wall with screws.- Simple installation, no wiring required, you can install it anywhere in the house. Patent Design - Remote Dimensions: 68mm*68mm*10mm, it feels good when you hold it in your hand.- There is a wall plate in the box for every remote, good for use. Specification Colour: WhiteWireless Protocol: Tuya ZigBee 3.0(can just work with Tuya ZigBee Hub, it can't work with other brands' Hub)Control Distance: 10 meters around the Tuya ZigBee HubDimensions: 80mm*80mm*12mmBattery Type: Coin Battery CR2032(included in the box) Please be noted the Tuya ZigBee Hub is not included in the box if you don't buy it. We have all the accessories you need in the box, you don't need to pay extra cost. What's in the box? 1 * Tuya ZigBee Remote 1 * Coin Battery CR2032(in the remote)1 * Magnetic Wall Plate1 * Screw Driver1 * Screw Kits1 * Double-Sided Tape1 * User Guide