... Lithium battery3.6v/40mAH Lamp life100000 hoursMaterialplastic (ABS), high impact ColorLight BlueSoalr flashlight 3 super bright led ( ... , environment-friendly, portable, dynamo, powerful, bright and high efficiency solar powered flashlightBuilt in rechargeable lithium battery, no ... boat and with your emergency kitHigh tech, ultra-bright 3LED, high intensity and durable lifetime, operation life up to ...