Ring Panic Button, Automatically Send A Real-time Notification, White B09NXP9QBL

Power: 2 CR2032 3V lithium coin batteries. BATTERY WARNING: KEEP OUT OF REACH OF CHILDREN: Store spare batteries securely. Dispose of used batteries immediately and safely. If you think batteries might have been swallowed or placed inside any part of the body, seek immediate medical attention. Dimensions: 6.17cm x 2.08cm (2.43in x 0.82in) Connectivity: Z-Wave (76 metre / 250 feet range to Base Station open air, line-of-sight) Operating Temperature: 0°C to 49°C (32°F to 120°F)