Wireless PIR dual detector with Mironel dual optic. 16 meters range, 90°. Double frequency: 433 MHz / 868 MHz. Anti-pets or zero zone detection (Selectable). Antimasking active detection (Outperform EN50131 standard), with prealarm indicador. Temperature compensation equalize with automatic pulse + processing. Solid alarm, antimasking and sabotage realy. Double/Individual polarity operation. Dual sabotage tamper (Cover/Wall). Operating temperature from -35°C to +50C. Requires 2 x AAA- Alkaline batteries (Not included). Grade 2.