1.product size: 58(L)*38(W)*11(H)MM 2.LED: 3pcs high-brightness LED(13000-18000mcd) 3.can print logo for company promotion solar flashlight key chain 1. product size: 58(L)*38(W)*11(H)MM 2. product weight :16g 3. material: ABS 4.LED: 3pcs high-brightness LED(13000-18000mcd) 5.on/off switch:backside 6. Solar panel:Amorphous silicon 3.6v/40maH 7.no need to replace battery,Built-in 8.can print logo ...