E4 is an elegant torch for medical and precise work. The advantages of yellow warm light are strong penetrability but soft and friendly to eyes. It is especially suited to be an illuminating tool for doctor for inspecting some human organ such as mouth, ear, nose etc. Yellow warm is a light more closed to nature. It’s also can be used as hunting flashlight which animal are not scared by this soft nature light. Around the size of a pen this LED torch comes complete with a pen clip you can fix it in your pocket. Rugged enough to cope with day to day life, this flashlight has a IP65 plash and dust proof housing that is also shock proof from a height of 1 metre. lf you are interested in the E4 you may also be interested in the LIGHT² A6, A7, L1LA and L1LB.