Fast charging large capacity lithium battery with high endurance and strong endurance. Equipped with 10 built-in battery cores for longer lasting useSix fold protection: overcurrent protection, short circuit protection, overdischarge protection, low voltage protection, overshoot protection, time limited protectionFast charging: battery cells, long-lasting battery life, and surging power bring strong torquepatented technology: large capacity lithium battery, enhanced version, increases usage time by 30%, efficient and NewType: 288VF Lithium BatteryDirect ReplacementVolt: 21VCharger: 21VApplicaton:Universal For Screwdriver Electric Drill Replacement BatteryColour:Material:plastic+metalSpecification:A:98VF Enhanced Battery + ChargerPackage Contents:1 x Lithium Battery1 x ChargerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +- 1-3cm.