Product DescriptionThe Streamlight 74436 Lithiumion rechargeable battery is the genuine replacement power source for the Strion 2020 flashlight. Built with an onboard safety control circuit, this 18650format cell delivers 3.6 volts of reliable power and is engineered for long service life with up to 1,000 recharge cycles. Compact and lightweight, the Silver/Black battery recharges in approximately 4.5 hours in compatible Streamlight charging systems, keeping your Strion 2020 ready for duty.Product Highlights Designed specifically for the Streamlight Strion 2020 flashlight 3.6V Lithiumion cell with 3450mAh capacity for dependable runtime Onboard safety control circuit for added protection and reliability Rechargeable up to 1,000 cycles; approx. 4.5hour charge time Compact 18650 form factor in Silver/Black housing Specs Brand: Streamlight Model: Strion 2020 Rechargeable Battery MPN: 74436 UPC: 080926744363 Chemistry: Lithiumion (Liion) Voltage: 3.6 Volts Capacity: 3450mAh Rechargeable: Yes; up to 1,000 charge cycles Charge Time: Approximately 4.5 hours Battery Size/Form Factor: 18650 Liion rechargeable Color: Silver/Black Length: 2.91 in Diameter: 0.79 in Weight: 1.90 oz Compatibility: Streamlight Strion 2020 flashlight Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.