Bike Lights Front and Back, Rechargeable Bicycle Lights Front and Rear, Waterproof Cycle Lights Spotlight and Floodlight Combination Design: Rechargeable Bicycle Light! The headlight can switch between high and low beams, or be used simultaneously. It provides a powerful spotlight for long-distance visibility, illuminating up to 150 feet (approximately 45 meters), while the floodlight illuminates a large area. Wider visibility, farther reach, or both, it's all in your hands! Multiple Modes and Ultra-High Brightness: Utilizing a large LED, our bicycle light delivers an ultra-high brightness of 500 lumens. Equipped with two independent light controls, it can be configured with multiple independent modes as 2x4 (headlight) and 2x6 (taillight), including high, medium, low brightness, and various flashing modes. USB Charging and Long Battery Life: The headlight has a built-in 1100mAh battery, and the taillight has a built-in 350mAh battery. Using the included dual-port USB cable, both can be fully charged in just 1.5-2.5 hours. High-capacity battery ensures up to 35 hours of runtime (low brightness mode). Waterproof and Durable: The fully upgraded IP65 waterproof bike light lets you ride freely in harsh weather. Enjoy your ride even in fog or rain! Made with a premium housing, it's rugged and durable, offering excellent impact resistance and heat dissipation. This LED bike light can withstand a 10 feet drop (approximately 3 meters). Quick Installation and Versatile: The elastic strap design allows for easy and secure attachment to your bike. Lightweight and compact, it's easy to carry. This bike light set is ideal for cycling, hiking, camping, or any occasion where improved visibility and safety are required.