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The Cobber Reflex Rear is engineered for high visibility in all directions, emitting 300 lumens of light with 170º coverage to ensure riders stay seen from behind and the sides. With a range of modes, USB-C recharging, and IP67 waterproofing, it’s built for consistency and confidence in any conditions. Featuring our revolutionary Reflex technology, The Cobber Reflex provides users with reflexive lighting modes that adapt to their riding conditions. Programmed off of thousands of collected GPS data readings and feature auto-on/auto-off modes, motion-activated deceleration modes, and a dynamic tilt mode, all of which help improve rider safety by signalling to vehicles of changes in the road or riders speed for a safer ride.
Features:
- Powerful 300 lumen output
- Revolutionary Reflex technology - auto-on/auto-off modes, motion-activated deceleration modes and a dynamic tilt mode.
- A 170 degree beam angle that wraps light around you, not just behind you. 330º when paired with the Cobber Reflex Front Light.
- USB-C rechargeable
- Multiple steady and flash modes
- IP67 waterproof
- Secure, tool-free mounting
| LIGHT MODES | REAR | |
| MODE | RUNTIME | LUMENS |
| HIGH | 2.5HR | 75 |
| LOW | 8HR | 20 |
| PULSE | 6HR | 250 |
| STEADY | 70HR | 20 |
| Order Value | Service | Estimated Delivery | Cost |
|---|---|---|---|
| Under £39.99 | Royal Mail Tracked | 2–3 working days from dispatch | £4.99 |
| £39.99 and over | Royal Mail Tracked | 2–3 working days from dispatch | FREE |
| Any order — Express | Royal Mail Tracked 24hr / Parcel Force 24hr | Next working day from dispatch | £6.99 |
| Bikes | Parcel Force 48hr Signed For | 2 working days from dispatch | FREE |
Delivery times shown are from dispatch, not from the point of ordering. As we source products from a range of suppliers, lead times can vary — please check the product page, your cart, or your order confirmation for the most accurate estimate for this item.
Some remote UK postcodes (Highlands, Islands) may carry a courier surcharge on larger orders — we will always contact you before applying any additional charge.
Questions? Email sales@cyclestore.co.uk with your order number.

