Black+Decker 40V Max 2.0 AH Lithium-Ion Battery LBX2040

The BLACK+DECKER LBX2040 40-Volt MAX Lithium Ion Battery, 2.0 Ah Has Been Formulated For Longer Runtime And Improved Performance. These Batteries Will A Charge For Up To 500 Days Between Uses, But Will Need To Be Recharged Before Use After That Time. They Are 25% Lighter Then NiCad Batteries And 34% Smaller, With No Memory Effect. It Also Features A State Of Charge Indicator To Allow You To See How Much Charge Is Left. The LBX2040 40-Volt MAX Extended Run Time Lithium Battery Is Compatible With The 40-Volt Line Of Outdoor Power Equipment Which Includes String Trimmer, Hedge Trimmer, Sweeper Vac, Chain Saw And Other Power Equipment. Maximum Initial Battery Voltage (measured Without A Workload) Is 40 Volts. Nominal Is 36.