Hand cranked alarm brand

Hand cranked alarm brand

Product parameters: Sound level: 110 ± 2 (*) Output frequency at a radius of 1 meter: 500 ± 20 Weight: 1.27kg Material: Aluminum alloy Packaging size: 15.5 × 14.5 × 24cm Hand cranked alarm does not require power and can provide an effective alarm in places without power support. Simply manually shake the handle clockwise at a speed of 50-80 revolutions per minute to achieve the desired alarm effect. The sound emitted is sharp, powerful, and penetrating. The size of the alarm sound depends on the speed at which the handle is shaken. The new hand cranked alarm is equipped with a shutter mechanism on the sound window, which can quickly close the sound window, block the sound, and generate different signals. Hand cranked alarm devices are small in size, light in weight, easy to carry, and easy to install. No tools are needed, just a 0.15 square meter area and a place for people to stand can be used for normal operation, and the mobility of the operation is very strong. An ideal alarm device used by civil defense, *, *, *, mines, airports, grasslands, oil depots, gas stations, reservoirs, warehouses, hotels, and other enterprises and institutions in emergency situations.

Hand cranked alarm brandNo 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.
LK-100A has a compact structure, can be disassembled and stacked, is lightweight, easy to carry, has strong sound, and low frequency. Widely used in open-air military camps, civil defense, mountain rescue and coastal sentry, *, factories and enterprises, flood control, firefighting, *, reservoirs, ships, mines, plains, pastures, gas stations, airports, forest farms, hotels, hotels and other enterprises and institutions.

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

Dongtai Dongfang Ship Assembly Co., Ltd. is a member of the Shipbuilding Standards Committee of China Shipbuilding Industry Corporation, located on the beautiful and rich coast of the Yellow Sea - Dongtai, Jiangsu. The company currently has more than 200 employees, total assets of over 12 million yuan, covers an area of over 16000 square meters, has complete production equipment, strong technical strength, and testing methods. Our products are sold throughout the country, in major shipyards and chemical plants. Some of our products are exported to more than 10 countries including Malaysia, Singapore, Germany, France, South Korea, Japan, Australia, Argentina, India, Yemen, Ghana, etc., and have received high praise from our customers. The company has established a sound after-sales service system. For many years, Dongfang people have taken "determination, practicality, trustworthiness, and innovation" as their corporate spirit, "pursuit, and hard work" as their goal, and established themselves in the market with high-quality reputation and high-level service, always meeting the service needs of domestic and foreign users.