High Power GM900 safety cap lamp is special Led lamp with OEM service,This kind of safety cap lamp can used in underground mining and industrial field and others,The Led light with long time illustration an high Power lighting. Name: GM900 Intelligent miner's lamp Model:GM900 Battery:2.4Ah (rechargeable)(lead-acid battery) Continuous illumination hours:≥11h (1 pcs of KL2LM LED) Description: Length of illumination: 80m Function:Miner's hat match with head light,explosion protection,lightweight light,intelligent protection,durable bulb,rechargeable