RockBros Rear Bike Light – Smart Lighting for Safety Compact, efficient and intelligent rear light The RockBros rear bike light is a modern LED light that provides maximum visibility and safety while riding both in the city and on challenging trails. With intelligent motion and light sensors, automatic on/off, and a waterproof design, it's a reliable choice for every cyclist. Light and slim design Powerful LEDs Intelligent braking technology Automatic braking detection – the light illuminates intensely when you stop suddenly, increasing your safety on the road. Increased visibility – warns drivers and other cyclists of sudden braking. 5 lighting modes for different conditions Normal flash – ideal for driving in city traffic. Pulse Flash – Breathing effect for smooth visibility. Quick flash – stands out in heavy traffic. Jumping Flash – dynamic lighting that increases attention. Constant light – continuous lighting for driving after dark. Automatic on and off Motion and light sensor – the lamp turns off after 30 seconds of no movement or when there is sufficient light in automatic mode. Automatic switch-on – activates when motion is detected or when the amount of light is reduced. Manual control option – for full control over lighting modes. Long-lasting battery and waterproof 250 mAh Li-ion battery – up to 25 hours of operation on a single charge. Power consumption indicator – warns when charging is required. IPX6 waterproof – resistant to rain and harsh weather conditions. Product specifications Material: Aluminum Power source: Rechargeable battery (USB charging) Mounting: under the saddle Number of modes: 5 Battery: 250 mAh Li-ion Working time: Up to 25 hours Sensors: Automatic motion and light sensor Waterproof: IPX6