Smart Home Hotel Smoke Detector 10-year Lithium Battery sealed Smoke Alarm Safety System Special for Industrial Fire protection

Smart Home Hotel Smoke Detector 10-year Lithium Battery sealed Smoke Alarm Safety System Special for Industrial Fire protection. Working Voltage. DC3V battery. Standby Current. Alarm current. Low Voltage threshold. Product lifespan. 10 years. Alarm mode. LED & Buzzer. Alarm Sound. Base Voltage. 4 pcs DC 1.5 V battery. Fire protection grade. WiFi. 4G Hz 802.11b/g/n. Size: 110mm X 57.5mm. Detector Net weight. Execule Ceriterion. EN14604:2005/AC:2008. Model: AJ-762W. Material: ABS Plastic. Colour: White.