TYPE: Slide type battery, 18 Volt technologyAMP HOURS: 2.0Ah for 18V toolsLITHIUM ION: 50% lighter than most NiCd batteries to reduce user fatigueLIGHTWEIGHT: At 0.84 lbs.30% LONGER RUN TIME: Compared to BSL1815 1.5Ah batteryBATTERY INDICATOR: Shows remaining battery levelAPPLICATION: For use in 18 Volt slide-type Metabo HPT power toolsMULTIPLEX PROTECTION CIRCUIT: prevents over-load, over-charger & over-dischargeWARRANTY: Covered by Metabo HPT's two-year Lithium-Ion battery warrantyCOMPATIBLE: Metabo HPT charger models UC18YSL3, UC18YFSL, UC18YKSL and UC18YTSL (not included)