Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Waterproof:NoPower Source:BatteryColor:Purple， Red， Green， BlueProduct Description Brand new item- Designed to identifying personnel and friendly forces， marking vehicles and convoys， outlining safe pathways， trails or installations.- This product’s housing is flat and flexible， which forms to the curvature of the users helmet， reducing snag hazards during parachute operations.- The V-Lite’s low profile design attaches easily into MOLLE.- Available modes: On / Blink / Off- Runtime: 120+ hours- Includes plastic V-lite sleeve with velcro backing and lanyard.- Size: 11cm x 2.5cm x 1cm (LxWxH)Unit Type:piecePackage Weight:0.100kg (0.22lb.)Package Size:10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)