GREAT VALUE: These 2x Red 2x Blue 2x Green (Family Pack) LED lights have 3 Ultra Bright LEDs per unit. Each light is powered by two coin cell batteries that are already installed. This provides powerful super brightness for up to 48 hours. With exceptional design quality, these units are robust, compact, slim, lightweight, durable, and reliable. USAGE: Use for mounting/attaching the light to children's scooters/bike posts, for headlights or taillights, dog collars, leashes, helmets, strollers, walking sticks, and wheelchairs. VERSATILITY: versatile flashing warning light, conveniently portable, take it with you wherever you go. This essential safety item has many uses for outdoor activities: It is perfect for runners, joggers, cyclists, children, hikers, climbers, dogs, and much more. Be SAFE, be SEEN by motorists from a distance, and when exercising at night, dawn, dusk, foggy mornings, and rainy days. It is the best choice for a variety of applications. VERY EASY TO USE: Features: 3 setting modes: steady, fast strobe, slow flash. Conveniently simple to operate and user-friendly. With its strong, heavy-duty rear clip, it can be attached to backpacks, pockets, belts, running gear, armbands. A practical product with low maintenance. Weatherproof, perfect for all conditions. LED Safety Lights, 6-pack Features and Benefits Super bright LED lights, 3 powerful lights per unit Non-slip clip, attachable to any clothing or accessory 3 lighting modes: steady/fast strobe/slow flash Weatherproof and versatile Size: 5.5*3.0*1.8cm Package Contents: 6pcs*Safety Light