The Moon Helix Max Rear Light shines with a powerful 250 lumen output, ensuring you stay visible and safe on any ride, day or night. With five modes and intelligent functions, it offers unmatched reliability and convenience for every cyclist.Key Features and Benefits:250 Lumen COB Red LED: Offers a powerful light output that maximises visibility, keeping you safe during night rides or in low-light conditions.Intelligent Motion Sensing: Automatically adjusts brightness based on movement, conserving battery while maintaining optimal lighting, ensuring longer runtime and reliability.Intelligent Parking Function: Automatically switches off the light when your bike is stationary, preserving battery life and extending the product s lifespan.Water Resistance (IPX 7): Provides reliable operation even in heavy rain, so you can ride with confidence in any weather.USB Type-C Charging: Fast and convenient charging in just 2.5 hours, ensuring your light is always ready when you need it.Side Visibility: Enhanced design allows for better visibility from the sides, making you more visible to other road users and increasing your safety.For cyclists seeking a reliable and high-performance rear light, the Moon Helix Max delivers exceptional visibility and safety. Its intelligent functions and robust build are tailored to meet the demands of serious cyclists who prioritise safety and convenience.Get the Moon Helix Max Rear Light and experience unmatched safety on every ride. Stay visible, stay safe, and enjoy your cycling adventures with confidence.Specification:COB red LEDMax. Lumens: 250LM (FL-1 tested)Max.Runtime:109 hrs (FL-1 tested)Max. Intelligent operation standby time: 140 hrsBattery Type : Li-PO built-inRecharge Time: 2:30 hrsSize ( W x D x H):  22 x 19.5 x 81 mmWeight: 40gFeatures:5 modes: DAY FLASH / STEADY FLASH / FLASH 1 / MODE 1 / MODE 2CNC Aluminium heat sink casingIntelligent brightness functionIntelligent motion sensing functionIntelligent parking functionLock Mode;Auto safe modeDay flash modeMode memory functionVariable Lumen SystemLow battery, charging and fully charged indicatorAutomatic fully charged cut-off systemSide visibilityWater resistance (IPX 7)Rechargeable lithium polymer batteryUSB Type-C charging cable