Olight IMR16340 550mAh Customized Battery for S1R Baton II Teal. Each battery comes equipped with a built-in circuit protecting board and triple over-heat protection so your expensive device is safe from shorts. These batteries are also protected from over-discharging too The 163C05-10C batteries are custom designed to work in the Olight S1R II 1000 lumens EDC flashlight. They do not work for any other models including the first generation S1R 900 lumens light. They can only be charged with the S1R II magnetic charging pad. Specifications for Olight IMR16340 550mAh Customized Battery for S1R Baton II: Manufacturer: Olight Color: Teal Battery Quantity: 1 Battery Capacity: 550 mAh Power: 3.7 volts Capacity: 550 mAh Flashlight Model: 16340 Diameter: 16 mm Length: 1.35 in Weight: 0.6 oz Package Type: Clam Pack/ Plastic Battery Type: 16340 Features of Olight IMR16340 550mAh Customized Battery for S1R Baton II Olight custom IMR 16340 550mAh high capacity battery Designed specifically for the Olight S1R Baton II Built in overcharge and over discharge protection Designed to last over 500 charge cycles Package Contents: Olight IMR16340 550mAh Customized Battery for S1R Baton II Olight 550mAh IMR16340 custom battery battery box Olight 6926540927338: IMR16340 550mAh Customized Battery for S1R Baton II Teal