“Up to 50% longer run-time than 18V NiCad Tools - Fade-Free - Power from first to last cut.2000 charge manufacturer warranty18V Power with 14.4V weight (24% lighter than NiCad 18V Battery)Battery Fuel Guage displays remaining run timeUniversal charger for both Li-Ion and NiCadFor use with all Milwaukee 18V tools (except 1108, 3108, 5364 and 6516)”