Port Indicator Light 1 × two-color status indicator (green: normal, red: abnormal) Button 4 (Home, Away, Disarm, and SOS) Function Remote Upgrade Cloud update Low Battery Alarm Yes Search Signal strength detection Wireless Carrier Frequency 868.0 MHz–868.6 MHz Communication Distance Up to 900 m (2,952.76 ft) in an open space Communication Mechanism Two-way Encryption Mode AES128 Frequency Hopping Yes General Power Supply CR2032 battery Power Consumption Max. 100 mW Operating Temperature –10 °C to 55 °C ( 14 °F to 131 °F) (indoor) Operating Humidity 10%–90% (RH) Product Dimensions 60.0 mm × 39.5 mm × 15.0 mm (2.36″ × 1.56″ × 0.59″) (L × W × H) Packaging Dimensions 135.0 mm × 98.5 mm × 27.8 mm (5.31″ × 3.88″ × 1.09″) (L × W × H) Net Weight 20 g (0.04 lb) Gross Weight 65 g (0.14 lb) Certifications CE Casing PC ABS Battery Life 3 years
