Cateye


Cateye AMPP 900 Bike Helmet Light

£89.00

In Stock | Estimated 3-5 Days Delivery

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Illuminate your rides with the Cateye AMPP 900 Helmet Light, a robust and powerful lighting solution designed to enhance your visibility and safety on the road. Crafted from durable aluminium, this light is built to withstand the rigours of outdoor adventures while providing an impressive output of 900 lumens. The innovative OptiCube™ lens technology delivers a wide beam pattern that ensures exceptional side visibility, making it an ideal companion for urban and rural cycling alike.

This helmet light is equipped with a 3000mAh lithium-ion rechargeable battery, offering long runtimes to keep you illuminated during your journeys. With five versatile light modes—High, Middle, Low, Daytime HyperConstant, and Flashing—you can easily adapt to different riding conditions. A double-click feature allows quick access to the highest brightness setting, while the mode memory function remembers your last-used setting for added convenience.

To ensure you never run out of power unexpectedly, the AMPP 900 features a three-colour battery indicator that alerts you to your remaining battery life. Easily rechargeable via USB-C, this helmet light is both practical and efficient. With its FlexTight™ bracket for secure mounting and the option for a helmet or centre fork bracket, the AMPP 900 is a versatile lighting solution for any cyclist looking to enhance their safety and visibility.

Key Benefits

  • High Output: 900 lumens for maximum visibility.
  • OptiCube™ Lens Technology: Powerful wide beam with excellent side visibility.
  • Long Battery Life: 3000mAh lithium-ion rechargeable battery.
  • Versatile Modes: Five light modes: High, Middle, Low, Daytime HyperConstant, and Flashing.
  • User-Friendly: Double-click to activate high mode; mode memory function remembers your last setting.
  • Battery Indicator: Three-level battery indicator (Blue: Above 50%, Orange: 50-30%, Red: Less than 30%).
  • Durable Design: Robust aluminum alloy body for long-lasting durability.
  • Flexible Mounting: FlexTight™ bracket; helmet and centre fork mount options available.
  • Rechargeable: USB-C compatible for easy recharging (cable not included).
Product Specifications

800 Lumen maximum output

  • Comes with helmet mount strap included in box
  • Opticube lens technology for supreme light distribution
  • Robust 6063 aluminium body with enhanced scratch resistance
  • Helmet strap included
  • 220% larger side lens for a significantly wider beam and enhanced side visibility
  • Power button constant runtime indicator: Blue +50% / Yellow 50-30% / Red 30%-0%
  • Double click to High mode, Single click returns to previous mode
  • Light Mode Memory
  • Can be used as front bar mount light with H-34 bracket (Available separately)
  • Recharge time: 3-7hrs, up to 40% faster than the Volt 800
  • Battery: Li-Ion 3.7v 2500mAh
  • Waterproof rating: IPX4
  • Weight: 136g, 5% lower than the Volt 800

MODE: OUTPUT, RUNTIME

  • High: 800 Lm, 1.5hrs
  • Medium: 400 Lm, 2hrs
  • Low: 200 Lm, 4hrs
  • Daytime HyperConstant: 200 Lm + 800 Lm, 4hrs
  • Flashing: 200 Lm, 30hrs


TECHNOLOGIES:

  • Helmet Light
  • Designed for helmet use.

OptiCube™
Our proprietary OptiCube™ lens technology maximizes brightness for greater visibility.

Side Visibility
Provides visibility from the side to increase safety.

FlexTight™
The innovative and versatile FlexTight™ bracket by Cateye can be quickly and securely fastened to virtually any handlebar or stem. Fully re-usable, the FlexTight™ bracket mounts easily without tools and can be finely adjusted and tightened by hand enabling numerous possible computer placement configurations.

USB
USB rechargeable products recharge the batteries from any USB port.

Battery Indicator
Indicates a battery level.

Daytime
Can be used in the daytime.

All Weather
Can be used in rainy weather.

Why We Choose Cateye

We choose Cateye because they’ve been innovators in cycling electronics since 1954, creating lights, computers, and accessories that riders trust worldwide. Their products combine Japanese engineering with everyday practicality, making cycling safer, smarter, and more enjoyable.

  • Innovative Heritage – Decades of leadership in cycling electronics and visibility.
  • 💡 Reliable Quality – Durable, high-performance gear built to withstand daily use.
  • 🌍 Rider-Focused Design – Practical features that meet real cycling needs.
  • 🏅 Global Trust – A brand relied upon by cyclists of all levels across the world.

That’s why Cateye is part of the Norths Athlete collection — trusted technology that helps cyclists ride with confidence, day or night.

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