25 Year OEM,ODM$OBM Special Circuit Break Manufactory In China
Fax: 0086-577-62652370
Tel: 0086-577-62655872


Product Introduction
 HWJ7LM(B) is a special lighting tool for coal miners underground to wear individually. This type of mineral lamp is powered y nickel and metal hydride electric batteries, and inside the burner installs the double LED light sources. It is the newest design in our company on lighting, which has the good points of refine structure, light weight, free of maintaining for storage battery and the life of LED light source.
  Environmental conditions in use: temperature 0~40
  Voluntary standards of product: GB7957-2003 The General Security Performance and Requirement of Mineral Lamp
  The type of explosion-proof of product: Exsl
Structure Characteristic
This type of mineral lamp is protable, the cable cover puts burner and battery in combination and the burner can be fixed on miners safety helmet.
  The burner of HWJ7LM(B) is designed to have two luminous bodies of LED 0.25A (chips), two or more LED secondary light sources. When rotating around clockwise, the two luminous bodies wholly turns to be main light source; when the button of switch moves anticlockwise, one turns to be secondary light source. Both of them have pretty good light concentration. The main light soruce turns on when the button of switch rotates clockwise, and secondary light sources do when moving anticlockwise.
  The tract design of this mineral lamp contains the enclosed convenient wearing circle.
  The burner design contains the charging device, matching with charging rack. It makes the charging process convenient and reliable.
  The short circuit protective device is respectively fixed on batteries and the terminal between batteries and cables. This dual protective measures shows tough security and reliance.