Cheap home security intruder detector wireless pet immunity PIR motion sensor

Cheap home security intruder detector wireless pet immunity PIR motion sensor for Chuango GSM Alarm System G5/ B11/ G3

Note: can only work for Chuango Alarm System
Specifications
Power supply DC 3V (AA 1.5V LR6 Battery x 2 pcs)
Static current ≤90uA
Alarm current ≤9.5mA
Detection scope 8m/110°
Pet immunity ≤25kgs
Transmitting distance ≤80m (in open area)
Radio frequency 315MHz
Housing material ABS plastic
Operation Condition Temperature: -10°C~+55°C
Relative humidity: ≤80% (non-condensing)
Detector dimensions 108 x 52 x 36.8 mm (L x W x H)
Bracket dimensions 52 x 30 x 26.5 mm (L x W x H)
Leveraging proprietary infrared technology, fuzzy logic and sophisticated algorithm, the PIR-910 accurately detects for human body movements and effectively cuts down on interference and false alarms with automatic temperature compensation and anti-draft technology. Easy to set up, environment-friendly and reliable, it can also send out low-battery alerts when used with a GSM alarm system. The detector features pet immunity for small animals up to 25kgs.