Produced for professional use the expert 20w 1600 lumen cob led rechargeable worklamp from draper is compact powerful and sturdy the ultra bright 20w 1600 lumens output produces a purer white than halogen or other sources of light ndash ideal for jobs where precision is key the internal li ion battery and efficient cob circuit on board led offer improved battery life over other worklamps due to cob circuit on board led technology the unit produces very little heat making it ideal