not_applicable Made in the USA Lithium-Ion battery delivers longer run time and lower self-discharge Integrated L.E.D. Battery charge level indicator allows user to monitor battery charge Compact design for less weight Charger Communicates with the battery’s built-in chip throughout the charging process to optimize battery life by actively controlling current, voltage and temperature Charges a 12V max CXT Lithium-Ion 2.0Ah battery in only 70 minutes