1.description: screwdriver with LED flashlight 2.six LED light, two section switch;first for three led on, second for six led on; 3.12000mcd ultra bright white or blue diode 4.LED life:50,000hours 5.no dry battery required for it is hand crank generate 6.crust material:ABS 7.chimney material:PC 8.with six interchangeable bits 9.interchangeable bits material:chromic-alum steel 10.product size:220x47x43mm 11.product net weight:215g 12.packing: white box or color box 13.package:50pcs/ CTN 14.CTN dimension:58x24x22.5cm 15.G.W/N.W:14.8/12.3kg