Xiaomi Mijia Honeywell Fire Smoke Alarm Detector Smart Home Kit Note: powered by CR123A cell battery ( voltage: 3.0V ), but not included in the package THIS CAN BE USED INDEPENDENTLY WITHOUT XIAOMI GATEWAY General Brand: Xiaomi Model: mijia Honeywell Material: Plastic Color: White Dimension and Weight Product weight: 0.1000 kg Package weight: 0.1700 kg Product size (L x W x H): 9.00 x 3.60 x 2.50 cm / 3.54 x 1.42 x 0.98 inches Package size (L x W x H): 12.00 x 5.00 x 3.50 cm / 4.72 x 1.97 x 1.38 inches Form Color: White (smoke detector) Model: JTYL-GD-01LM/BW Quantity: 1 piece Material: Plastic Rate Voltage: 3V Description: 1. You can open the "self-test reminders device", we will push the first day monitoring data to ensure that the normal equipment at home (APP must be equipped with for xiaomi gateway). 2. Advanced technology, real-time temperature compensation technology to ensure the natural environment of the indoor environment the accuracy of monitoring. specifications: Style: battery type, with automatic detection function type of battery: CR123A, standard voltage 3 V alarm mode: sound and alarm light battery life: 5 years Alarm Category: Fire alarm, fault alarm, low battery alarm Volume alarm: 80dB above (3 meters) Product Size: 90x90x36mm operating temperature: -10 ? ~ + 55 ? place of installation: Ceiling Package Contents Package Contents: 1 x Fire Alarm Detector