RYOBI 40V Battery and Charger Kit 4.0 Ah Lithium-Ion Battery Set OEM OP40404 + OP403A (2021 Redesign with Easy Eject Latch)

Features an "EASY EJECT" button to remove the battery easier and faster, Includes the Ryobi 40v. 4.0 battery and the slim charger, Both the Battery and charger is compatible with all other pre existing Ryobi 40v equipment, FUEL GAUGE: You can tell how much of a charge your battery has left, as well as any potential defects, with the onboard LED system, WORKS WITH RYOBI OUTDOOR PRODUCTS: Over 15 tools in the Ryobi 40V line are compatible with these batteries, from string trimmers to lawnmowers