The type of RHJ400/YB universal call for help is the original call for help .It is upgraded on the original call for help function, increasing the lighting, temperature alarm, temperature display, air call timer function, and the product is used in public security firefighters, coal mine operator and ambulance personnel. It is a personal safety aids. The equipment is suitable for land, sea, large areas of forest, police fire rescue scenes. The call for help is one of the essential personal security equipments. This type of product is mine for help , intrinsically safe, and intrinsically safe plant.
Single charge style