The New and Improved 4th Generation Maxxeon WorkStar® 2000 Technicians Floodlight LED Work Light introduces major technical improvements.Li-ion!the battery has been upgraded from a NiMH battery pack to a Li-ion 18650 battery, increasing the brightness and runtime, while lowering the weight significantly.Cree XM-L2!the LED has be upgraded from the Cree XP-G to the XM-L2, so the High brigtness level is now about 500 lm, almost twice the previous level and a new Medium level has been added at about the same level as the old High. Big improvement! As before, the WorkStar® 2000 4th Gen keeps its brilliant floodlight beam pattern of pure white light.Light where you need it!the light head of the WorkStar® 2000 moves in all directions (see video below), now with the addition of indents on the head tilt action, so you can direct the light where you need it - not in your eyes!