Ring Alarm Window and Door Contact Sensor, White B07ZB2QLC2

Ring Alarm Window and Door Contact Sensor, White B07ZB2QLC2 Brand: Ring Part Number: B07ZB2QLC2 Specifications: SUPPORTED DEVICES Setup Requirement: Requires Ring Alarm or Alarm Pro (sold separately) Features: POWER AND CONNECTIVITY Power: 2 CR2032 Coin cell batteries Battery Life: Uses two CR2032 batteries, included, which may last up to 3 years depending on usage. Cold temperatures may drain battery life faster. Operating Conditions: 32 degrees F to 120 degrees F (0 degrees C to 49 degrees C) Connectivity: Z-Wave (250-foot range to Base Station open air, line of sight) INSTALLATION: Operating Conditions: Indoor use Mounting: Mounts to doors and windows Maximum Distance Between Magnet and Sensor: 1 inch. Leave 1/2' space on non-magnet side to access battery compartment.