This long handled LED magnifier is ideal for reading and close focus tasks, with 5 bright lights and 1 blue LED. Simply push the on/off button up for the 5 bright reading lights and pull down towards to the handle to activate the blue LED option.The shaped, slim line, handle design allows it to fit comfortably in the hand and is small enough to fit into most purses and briefcases. Takes 4xLR44 batteries (supplied).