1PCS INR18650-30Q 3000mah 20A Power Li-ion Battery for Samsung Chemistry: INR, Model: 30Q, Size: 18650, Style: Flat Top, & Type: Lithium-ion Capacity: 3000mAh (MAX), Continuous Rated Discharge: 15A (MAX), & Nominal Voltage: 3.6V-3.7V Fully Charged to 4.2V Before First Use & Use Only Proper Battery Charger That's Designed for 18650 Type Battery Capacity Drops to 60% After 250 Full Charge/Discharge Cycles & Must Store the Battery in a Proper Case/Box in a Cool & Dry Place 100% Brand New Batteries, & Each Quantity Order Comes With 1 Battery