𝗠𝘂𝗹𝘁𝗶-𝗕𝘂𝘁𝘁𝗼𝗻 𝗦𝗺𝗮𝗿𝘁 𝗖𝗼𝗻𝘁𝗿𝗼𝗹: Four programmable buttons support single, double, triple and long presses, enabling up to 16 actions for lights, blinds, appliances or custom scenes 𝗖𝗼𝗺𝗽𝗮𝗰𝘁 𝗗𝗲𝘀𝗶𝗴𝗻: Slim and lightweight with built-in magnets, it mounts easily, sticks to metal surfaces, or works as a handheld remote for flexible smart-home control 𝗗𝘂𝗿𝗮𝗯𝗹𝗲 & 𝗦𝗲𝗰𝘂𝗿𝗲: Runs on a CR2032 battery with up to 2 years of life, uses strong encryption for safe communication, and requires no wiring or power outlet 𝗤𝘂𝗶𝗰𝗸 𝗦𝗲𝘁𝘂𝗽 & 𝗗𝘂𝗮𝗹 𝗖𝗼𝗻𝗻𝗲𝗰𝘁𝗶𝘃𝗶𝘁𝘆: Uses Bluetooth 5.0 for fast local setup and Zigbee 3.0 for reliable mesh-network integration within your smart-home system 𝗚𝗮𝘁𝗲𝘄𝗮𝘆𝘀 𝗥𝗲𝗾𝘂𝗶𝗿𝗲𝗱 𝗳𝗼𝗿 𝗙𝘂𝗹𝗹 𝗦𝗺𝗮𝗿𝘁-𝗛𝗼𝗺𝗲 𝗖𝗼𝗻𝘁𝗿𝗼𝗹: A Shelly BLU Gateway or any Shelly Plus, Pro, Gen3, or Gen4 device (excluding sensors) is needed for Bluetooth app control and voice-assistant integration, while a Zigbee hub is required for Zigbee 3.0 network inclusion, Weight: 0.04629707502 Pounds, Manufacturer: Shelly Europe