Samsung SmartThings Arrival Sensor (F-ARR-US-2) Type: Accessories Color: White Specifications: Comm. Protocols: ZigBee HA 1.2 Range (dependent on home's construction): 50-100 feet Battery type: CR-2032 Battery Life: up to 1 years Operating Temp: 41 to 95 degree F Power Source: Battery Requirements: SmartThings hub ACCESSORIES Batteries Included: 1 Power Adapter Included: N/A Other Included Accessories: N/A Dimensions: 0.50 x 1.90 x 1.00 Weight: 0.02 lb.