Miner's hat match with head light,explosion protection, lightweight,intelligent protection,durable bulb, rechargeable Model:996Battery: 3.7V 1.7AH×2 (Rechargeable)(lithium battery)continuous illumination hours:15-18h(7 pcs of LED)Function:Miner's hat match with head light,explosion protection,lightweight,intelligent protection,durable bulb,rechargeable 996 mining lamp