Draper expert 4w cob led amp uv rechargeable magnetic inspection lamps draper expert 80962 a blue draper expert led inspection lamp perfectly suited to a host of industries especially in the automotive sector the lamp is fitted with a cob chip on board side facing led producing an impressive 350 lumens and a 1w led on one end that delivers 80 lumens the lamp is also fitted with three ultra violet leds enabling detection of leaks on cooling systems and air conditioning systems etcth