Unique solution to the frequent attempts and theft of boats and engines to their native waters. Ensure your comfort and security of your equipment. New, compact, efficient, superchuvstvitelna alarm system with a siren and adjustable custom made to the characteristics of the protected object. The system is both reliable, affordable and intelligent, with quick and easy installation, easy setup, seamless power / 12V /, minimum power consumption, weather-proof. Give yourself a restful sleep. Further clarification: It is recommended that installation be done on the underside of the bench in the boat, where the system is both hidden and protected from external factors. If possible, it is desirable to cover the boat and / or at least the system / with waterproof canvas. Wing nuts allow for quick and easy removal when there is no need for alarm system in order to reduce the mechanical or other damage. The alarm should not be exposed directly to the water / immersion, heavy rain, etc. /. Depending on the selected setting in sensitivity is desirable before the alarm, complete removal of the boat from the reservoir to avoid unnecessary operation of the system of waves and wind. The alarm system can without undue difficulty be used to guard the caravan. Recommended power supply: battery 12V- 7 Ah. In standby mode, up to 30 days without an additional battery charge / in use 10 hours a day / For convenience, can be used for sonar and battery, and for a short stay of the reservoir can be used battery 12V-1,2 Ah