Anti-lost alarm (BN310)

Detailed Introduction: 
It functions stolen-proof for the valuable things including person, Microcomputer control technique adopted, and it consists of two parts: receiver (master)and remitter (pickaback plane)and have numerous codes.
It features convenient use, easy operation, small size, and easy to take, widely used with mobile, wallet, box, little boy, key and so on valuable cases to protect your poducts or little boy against lost or stolen . It also can be adjusted including distance, vibrating, alarm, safe power. It is very small and it's frequency is 315 HZ. Detecting area is ?C100 dbm.
Package:
Size of the transmitter: 44*28*8MM
Weight: 9. 3 grams
Battery: CR2023 *1
size of the receiver : 60*36*15MM
Weight: 35. 5 grams
Battery: Battery No. 7 *1
Size of the individual packaging: 200*80*17MM
Total weight: 65. 8G
Scope of application: 0-25 meters (suitable distance while usually refering to the wireless obstacle factor not special around)
Life-span of battery: Launcher Use for about 3 weeks in there are 8 hours in one day; The receiver is used in one day and 8 hours, suggestion about 2 months 32 times every minute
Remark:The wireless obstacle factor includes the building of metal wall, trolley car body, has objects that radiowaves transmitted , establishing the distance will interfere having either long or short changes .