مكان المنشأ
Guangdong, China
اسم العلامة التجارية
Beyond
Product name
Wireless 433Mhz 120V Alarm Siren 130Db
Back-up battery
3.7V 4400mAh Lithium Battery
Power consumption
static: ≤16 m Dynamic: ≤220 mA
Wireless frequency
433MHz / 868MHz
Operating Temperature
-10°- 70°c