Streamlight Rechargeable Battery Stick (Li-Ion) For Strion 2020 Lithium batteries are considered Dangerous Materials. Shipping restrictions may apply and are dependent on the weight, quantity, destination, shipping service and items in an order. Please contact us if you have questions. Normally we can ship lithium batteries with the equipment they power by Air or Ground services. Shipping lithium batteries alone, without the equipment they power, is restricted to ground delivery services. Features: - Compatible with Strion 2020 flashlight only - 3.6V 3450mAh - Rechargeable up to 1,000 times - Genuine Streamlight brand battery Specifications: - For: Strion 2020 - Battery Type: Proprietary Li-ion, 3.6V, 3450mAh, rechargeable up to 1000 times - Battery: Yes - Charging Time: 4.5 hours