Miner's Safety Helmet with Head Lamp Application: Miner's Safety Helmet with Lamp is use to illuminate in coal mine or mine underground or field or fight natural calamities and so on severe environment. It could used as emergency power for mineral industry, tunnel projects, highway, railway construction and maintenance, breading, rescuing and marine use.
Features: 1. This series miner helmet lamp's cap match with head lamp. The battery adopts advanced lithium-ion battery and it's capacity could make as 3AH. 2. With corrosion-proof, shock-proof and explosion-proof LED lamp. 3. Head lamp is 1 main LED with two assist LED for light sources. 4. Small in size, light in weight, simple charging, easy usage.
Technical parameter: 1 Rating voltage 3.7 V 2 Rating capability 3 Ah 3 Lighting duration(main lamp-house); 12 H The real duration is more 4 intensity of illumination(main lamp-house) beginning; 1100 LX 1 meter from the lamp After 11 hours; 400 5 LED average current main lamp-house 350 MA Secondary lamp-house 150 6 Charge protective voltage 4.2V 7 Discharge protective voltage 3.0V 8 Battery circular life; 500 CIRCLE Circular times 9 size 305x230x150 MM 10 Weight 0.90 KG