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Exposure BoostR Mk2 Rear Light – ReAKT + Peloton Mode | USB-C Rechargeable | DayBright Visibility

Stay safe and visible with the Exposure BoostR Mk2 rear bike light featuring smart ReAKT technology that automatically adjusts brightness based on ambient light and braking. Equipped with Peloton Mode to reduce glare for riders behind you, this compact, USB-C rechargeable light delivers up to 48 hours of runtime. IP65 waterproof and designed for quick quarter-turn mounting, the BoostR Mk2 offers unbeatable visibility day and night.

Exposure BoostR Mk2 Rear Light – ReAKT + Peloton Mode | USB-C Rechargeable | DayBright Visibility

Stay safe and visible with the Exposure BoostR Mk2 rear bike light featuring smart ReAKT technology that automatically adjusts brightness based on ambient light and braking. Equipped with Peloton Mode to reduce glare for riders behind you, this compact, USB-C rechargeable light delivers up to 48 hours of runtime. IP65 waterproof and designed for quick quarter-turn mounting, the BoostR Mk2 offers unbeatable visibility day and night.

Exposure

Exposure BoostR Rechargeable Rear Bike light - DayBright ReAKT + Peloton

£92.50 £100.00 8% off
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With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
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Hassle free returns - please contact us if you need to return any item.

Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.


To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.

Additional non-returnable items:
Gift cards
Downloadable software products
Some health and personal care items

To complete your return, we require a receipt or proof of purchase.

Please do not send your purchase back to the manufacturer.

There are certain situations where only partial refunds are granted: (if applicable)

Book with obvious signs of use
CD, DVD, VHS tape, software, video game, cassette tape, or vinyl record that has been opened.
Any item not in its original condition, is damaged or missing parts for reasons not due to our error.
Any item that is returned more than 30 days after delivery
Refunds (if applicable)

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.

If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.

Late or missing refunds (if applicable)

If you haven’t received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted.

If you’ve done all of this and you still have not received your refund yet, please contact us at [email protected].

Sale items (if applicable)

Only regular priced items may be refunded, unfortunately sale items cannot be refunded.

Exchanges (if applicable)

We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at [email protected] and send your item to: Forest Road, Hay on Wye, HR3 5EH, United Kingdom.

Gifts

If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.

If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.

Shipping

To return your product, you should mail your product to: Forest Road, Hay on Wye, HR3 5EH, United Kingdom.

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

Exposure BoostR Rechargeable Rear Bike light - DayBright ReAKT + Peloton

Brand:Exposure

Code:EXPBOOSTR2RA

Smarter visibility for group and solo riding.

The Exposure Boost-R ReAKT + Peloton MK2 rear light combines advanced brake-reactive brightness with group-ride safety and sleek, compact design. With a base output of 80 lumens, it flares to 150 lumens under braking or in bright conditions thanks to ReAKT technology. Peloton mode dims the light when riding close to others, avoiding glare for following cyclists.

Packed with USB-C fast charging, up to 48 hours runtime, and DayBright pulse mode for daytime visibility, the Boost-R is built for performance and reliability. Housed in a tough CNC-machined aluminium body, it’s IP65 weatherproof, lightweight (45 g), and includes a secure seatpost mount for fast installation.

KEY FEATURES:

  • 🔴 80 Lumen Base Output + 150 Lumen ReAKT Flare
    Flares under braking or in bright conditions for added visibility.

  • 🧠 ReAKT (Ambient + Kinetic Tech)
    Automatically adjusts output based on movement and light conditions.

  • 🚴 Peloton Mode
    Auto-dims light in close quarters to prevent dazzling riders behind you.

  • 🌞 DayBright Pulse Pattern
    Special flash mode designed for high visibility in daytime traffic.

  • 🔋 6 to 48 Hours Runtime
    Choose from multiple modes with Optimised Mode Selector (OMS).

  • USB-C Charging
    Fast, modern recharging in ~3 hours.

  • 💧 IP65 Weather Resistance
    Fully sealed aluminium body withstands rain and spray.

  • ⚙️ Compact & Lightweight
    Weighs just 45 g and mounts quickly to most seatposts.

  • 🌡️ Intelligent Thermal Management
    Maintains performance and efficiency in varying conditions.

Technical Information
FeatureSpecification
Max Output80 lumens (steady) / 150 lumens (ReAKT flare)
ReAKT TechnologyAmbient + kinetic sensing (brightens under braking or high ambient light)
Peloton ModeAuto-dimming when riding closely behind another cyclist
Flash ModesDayBright, constant, pulse, and solid modes via OMS
Battery Capacity1,400 mAh Li-ion (integrated)
Runtime6 – 48 hours (mode dependent)
ChargingUSB-C, approx. 3 hours full charge
Thermal ManagementIntelligent Thermal Management (ITM)
MountingQuarter-turn seatpost mount included
Body MaterialCNC-machined 6063 aluminium
Water ResistanceIP65 (dust and water-resistant)
Weight45 g
Dimensions~66 mm (length) × 28 mm (head diameter)
Included AccessoriesSeatpost mount, USB-C cable
Product Code (SKU)EXPBOOSTR2RA
Sizing Information
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