Centralite 3-Series Zigbee Motion Sensor - Model 3305 30 Foot IR Range - The Motion Sensor is sensitive enough to detect motion from across the room and down long hallways. Battery Life: 2 - 3 years (estimated) Zigbee Standard (Profile): Compatible w/ all Zigbee HA 1.2-Certified hubs and devices including Lowe's IRIS, Staples Connect, SmartThings, PEQ, Time Warner Intelligent Home, Rogers Smart Home and more... Batteries Required:: 1 x 3V CR123A (included) Range: 120 feet Max line of sight btwn Wireless Controller and closest ZigBee receiver module