Nemo Power Tools Li-ion BatteriesFor Nemo Diving Floodlight Max Planck 6000 and 8000 1 Set Comes With 4 Batteries18650 Lithium Battery High Capacity 1800mah 3.7v for Nemo Floodlight. High Capacity and Stable Discharge Voltage Light weight, small size and high performance Small internal resistance Outstanding Discharge properties and Storage Capacity Pollution free, long cycle life No memory effect.