Hikvision Bidirectional Wireless Smoke Detector for AX Pro
Tri-X bi-directional 868MHz wireless technology; RF range: 1600m (open space); Chamber with photoelectric sensor. >Multiple enrolment methods: Power on, remote identification, QR code. SSI (Signal Strength Indication); Fully remote configuration via APP; Battery type: Non-replaceable Energizer L91 x 2 for sensor. Replaceable CR123A x 1 for RF wireless. Battery life: 10 years. Supports cross-link function. Ceiling mount only.