Против теряет сигнал тревоги (HY-400)

Anti-lost alarm, personal security alarms, electronic anti-lost alarm is a new specially designed for the personal security against lost product, which consists of machine tools (receiver) and sub-machine (transmitter) of two parts, when the machine tool and sub-machine than the distance between the set distance, the machine tool will sound an alarm sound or vibration signals to prompt the user. The products range adjustment, vibration or alarm sound prompts, such as automatic power saving features; The appearance of small, beautiful, functional, stable performance, easy to carry, easy to use, wide applicability, is carrying out a child, pet, luggage, personal items such as a good partner.
Features:
Easy to use, this machine by a sub-machine (transmitter) and machine tools (receiver) of two parts, compact, easy to carry;
Wide applicability: Widely used in mobile phones, wallets, bags, children, and other defense lost use;
Functional and police alarm sound plus vibration mode;
Adjustable with distance (0-25 m arbitrary regulation);
With anti lost, find, police voice prompts, automatic power saving functions;
Has 512 kinds of encoding microcomputer control technology, its performance is very stable and reliable absolute;
Microcomputer control technology, 512 kinds of encoding;
Technical parameters:
Anti-throwing distance of 25 meters adjustable close
Transmitter: Operating current: ≤ 2mA
Receiver: Operating current: ≤ 5mA
Use of environmental conditions: Ambient temperature -5 ~ 70 degrees Celsius, relative humidity ≤ 90%
Frequency: 433MHz