... field work environment.5.Using brand high power Led,the light effect is up to 90Lm/w and the life span ... than 30000H.6.Stainless steel material are adopted for all hard parts of this lamp, which make it sturdy ,durable,hard to ... corrode. ApplicationLED work lamp for tractor,Truck, boats,farming,mining,forklift,off-road,ATV,Excavator, ...