Name:led hand held light 1.AM/FM Portable Radio 2.Siren & ... 10,000 hours Power Expend:less than 0.5WController:light-controlled Functions & Features Manual Dynamo LED Torch has ... ,comfortable, hand feel,useful essential goods for family life and traveling.3. Adopts extra-bright LED light as light source, ... 10-20 minutes.Several notes when using led hand held light we should pay more attntions.In order to ...