4x 8000mAh for Milwaukee 18V Battery Replacement for M18 Battery Lithium
4x 8.0AH Battery for RYOBI ONE+ 18Volt P108 RB18L50. Let the battery cool down 10-20 minutes before charging, this is very important. Battery Type: Lithium-Ion (Li-Ion). Battery Capacity Lights: 25%, 50%, 75%, 100%.