Wireless transmitter and receive key finder distance alarm

Wireless transmitter and receive  key finder anti- lost alarm for wallet luggage and child

The machine by transmitter and  receiver  of two parts, small size, easy to carry, is widely used in mobile phones, wallets, bags, children and other precious objects (people) product and lost, and prevent stealing.

2. The function is all ready, stable performance

Distance can be adjusted (0 to 20 meters adjusted), has lost, alarm sound prompt (or with vibration function), automatic power saving function, such as 512 kinds of coding by microcomputer control technology, the absolute is very stable and reliable performance.

3. The novel appearance, green environmental protection

Appearance design small fine beautiful, use frequency at 422 hz, receive induction - 100 DBM

Technical parameters:

Working frequency 422 hz, receive induction - 100 DBM

Receiver size: 46 x38x15 (mm), about 18 grams of weight, use two CR2032 button batteries