Detailed Selling Lead Description
Model: BRK
				Power: 9V DC, 
Static current: <20|ìA 
Alarm current:  95dB 
Monitoring area: 20sqm 
Self-detecting LED: 1.67s  
Working temperature: -10 ~ 45oC 
Relative humidity: < 95% 
Material: ABS 
Frequence:315MHZ/433MHZ
Distance:100M