Shelly Motion2 is an always-connected Wi-Fi motion sensor with over 1 year of battery life which requires no hub or dedicated controller. It detects motion, temperature, and vibration in less than 200 milliseconds - and can trigger immediate action by another Wi-Fi device such as turning on the lights or rolling the blinds up. Highly compatible with popular smart home platforms and protocols, Shelly Motion2 is the perfect addition to any smart home ecosystem.