Using the improved engineering plastics as raw materials, the product has good weather resistance and can work in the range of - 40 ℃ to 90 ℃.

The box can resist ultraviolet radiation, strong impact, abrasion resistance, anti-aging and flame retardancy.

The unique design of manual air valve can solve the use problems caused by air pressure difference, which is more durable and waterproof;

The internal humanized detail design is convenient for the safe use of instruments and equipment;

High quality sealing material is used, and the product protection grade is IP67;

Ergonomic handle, with rubber coating design, comfortable handle, reduce fatigue;

The standard configuration is egg pit sponge and block sponge, which can enhance protection and is easy to use;

It is widely used in various fields, such as instruments, instruments, military and police, fire control, electronics, electric power, communication, aviation, chemical industry, nuclear power, exploration, scientific research, medical treatment, transportation, photography, etc,