Features:1. Front Light:Shock resistant design. Pocketable SizeOutput power: 7 Watt， Cree Q5 LED， brightness can come to 400 lumens [lm]Reflector: convex lensInternal wiring applies the high efficient booster circuit， working voltage is wide and can utilize the batteries in the largest extent.Aluminum alloy casingZoom In/Out to adjust its Focus: x1， x100， x250， x500， x1000， x20003 Switch Mode: On / Off / FlashWorks with 3 "AAA" batteries or 1 X 18650 Battery (Not included)External dimension : 36mm(head) x 26mm(body) x 130mm(length)Weight : about 125gMount Holder:Rubber Matting for Shock and Slip Resistance.- Antiaging elements are added to rubber compound for long-term service- Suitable for 26-28mm Diameter Flashlight and 16-33mm Diameter Handlebar2. Rear Light:9 ultra bright red LED.9 LED flashing modes (IC control).Belt clip at the back of rear light.Quick release bracket.Takes 2x "AAA" batteries (Not included).Long lasting lighting up to 100 hours for 2 x AAA alkaline batteries.Note:1. Please follow the arrow''s direction 2 install the battery pack and make sure install the batteries correctly or the Front light won''t work.2. When you riding in rainy/snowy day， please cover the front light with a shield， thanks.Package included:1 x Zoomable Front Lamp + Mount Holder1 x 9-LED Rear light