Double alarm types, button types and pull type.
Compact appearance, can hand it up.
Zero Standby power consumption
MCU coding, cmpatible with 2262/1527
Anti RFI (20V/m-1GHz)
Operation voltage: 3V (1*CR2032 button cell)
Standby current: 0uA
Alarm Current: ≤25mA
Alarm indicator: red LED
Low-battery indicator: rapid flash of red LED
Transmitting frequency: 315MHZ or 433Mhz
Transmitting distance: 50M to 100M
Temp.: -10 ℃-+50℃
Humidity: ≤80% RH (no congelation)