Home » High Definition Components » HD-Batteries » BAT-15XL Download Spec Sheet BAT-15XL HD Lithium-ion Battery Pack Extended Capacity Lithium-ion Battery Pack for WPH-HDBAT-15XL FeaturesSmart lithium-ion battery for the ZistosHD HandleInternal fuel gauge reports remaining battery percentageBuilt-in five segment LCD to report level when outside of equipmentCharged with the Zistos Smart Battery Charger, Model LBCOperating temperature range of -4F to 140F (-20C to +60C)