【Customizable Button Actions】Assign different commands to single press, double press, and long press—control multiple devices or scenes effortlessly with one switch. 【Zigbee 3.0 Compatible】Works with Zigbee 3.0 hubs like SONOFF NSPanel Pro, ZB Bridge Pro, and ZBDongle-E, and is compatible with most hubs following the Zigbee 3.0 standard. 【Alexa Routine Trigger】Easily activate Alexa routines with a press of the wireless switch (requires SONOFF Zigbee hub). 【Emergency Alert Button】Use SNZB-01P as an emergency button—press to instantly send alert notifications to your family’s phones in urgent situations. 【Up to 5 Years Battery Life】Powered by a CR2477 battery. Battery life data is based on SONOFF’s internal testing; actual performance may vary.