Features: 1. Supports Zigbee and Bluetooth 5.0 remote control, scene setting, battery power supply, electronic key switch. 2. No wiring required; uses a button battery (not included) with double-sided stickers for flexible installation. 3. Each button can be customized for automatic scenes, one-key connection, and other smart scene controls. 4. Works with a Zigbee gateway for dual control; autonomous switch settings can be configured via the application. 5. 3-button scene switch panel, easy to operate, suitable for bedroom, hall, kitchen, and bathroom. Specification: Item Type: Scene Switch Material: PC Weight: Approx. 98g / 3.5oz Communication: Zigbee Product Size: Approx. 86x86x13mm / 3.4x3.4x0.5in Battery: 1 x CR2430 Button Battery (Battery Not Included) Communication Protocol: ZigBee 802.15.4/2.4GHz/BT Mesh Standby Current: 10uA Working Temperature: -10-45°C Working Humidity: <90%RH Button Life Cycle: 500,000 Times Applicable Scenarios: Bedroom, hall, kitchen, bathroom Package List: 1 x Scene Switch (Battery Not Included) 1 x Double-Sided Tape 1 x English Manual Note: 1. Please allow 0–1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated; the color displayed in photos may vary slightly from the actual item. Please refer to the physical product as the standard.