Outdoor camping hand cranked alarmSmall size, light weight, easy to carry, and convenient to install. No tools are needed. Only 0.15 square meters of area and a place for people to stand are needed for normal operation, and the mobility of the work is very strong. No power support is required, providing an effective alarm signal by shaking the handle to provide power. The sound level depends on the speed of the handle shaking. Setting a shutter mechanism in the sound window allows for the selection of sound intensity signals, quick closure of the sound window, blocking sound, and generating different signals.

　　Outdoor camping hand cranked alarmCompact structure, detachable stacking, light weight, easy to carry, strong sound, low frequency. Widely used in open-air military camps, civil defense, mountain rescue and coastal sentry, *, factories and enterprises, flood prevention and control, firefighting, reservoirs, ships, mines, plains, pastures, gas stations, airports, forest farms, hotels, hotels and other enterprises and institutions.

Widely used in factories, schools, *, flood control, natural disasters, open-air military camps, air defense, mountain rescue and coastal sentry, forest fire prevention, flood control, firefighting, *, reservoirs, ships, mines, plains, pastures, gas stations, airports, forest farms, hotels, hotels and other emergency situations. Can effectively provide timely warnings during the event, reducing property losses and casualties among the people. Any sudden incident in any place!

Specifications

Sound pressure level: 110 ± 2dB

Sound frequency: 550 ± 20Hz

Weight: 1.27kg

Material: Aluminum alloy

Average sound pressure level (*): 110dB (at a radius of 1 meter)

Effective range: 500M