Features:•Lighting and signal design; use programming IC control circuit, free to switch between each other, simple and reliable operation.• It adopts imported solid-state LED light source for illumination, with high brightness and long life, and the irradiation distance can reach more than 50 meters.• Red and green signals are used as configurations, and the signal indication function is strong, and the visible distance can reach more than 5000 meters.• The humanized taillight warning design can be issued to warn in the daily work to eliminate dangers and hidden dangers and ensure safety.• High-energy non-memory battery has good charge and discharge performance, high capacity, low self-discharge rate, and economical and environmental protection.• Waterproof, dustproof and impact resistant.• Beautiful and light in appearance, compact in structure; it can be held by hand or waist, bagged and easy to carry.• Cool white, warm white and two different color temperature light sources, users can choose according to actual needs.Product Description : Light Source: Cree XP-G2R5 Five steps : Flash , Strong/Middle/weak brightness Light Output: Full brightness is 450lm .RuntimeFull light weak light 18hrs 48hrs Charge time 6-8hrs IP Grade: IP 68Power type: Li-polymer battery (10000mAh / 3.7V)Size: D46.5*212.8mmShock resistant: 1.5m highth drop still work well