Wireless keyfob
> SOS emergency alarm.
> Frequency hopping function and two-way communication technology ensure communication stability.
> Cloud update and automatic recovery from update failure.
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  |