Reader rating
Rate it and you move it. Community ratings re-rank this product inside its Top 10 list.
Expert-picked, reader-ranked. Our editors choose the products and the launch order; member star ratings move picks up or down over time.
The Nimble CHAMP Pro Portable Charger is geared toward environmentally conscious backpackers and travelers who require substantial power capacity and fast output speeds. Containing 20,000 mAh of energy within a relatively compact footprint, this charger utilizes a housing constructed from 73% post-consumer recycled plastic, reducing the environmental footprint associated with manufacturing trail electronics. Beyond its sustainability credentials, the CHAMP Pro is a competent, high-output power source. It features dual USB-C ports supporting up to 60W Power Delivery, enabling it to charge tablets, high-end cameras, and even USB-C laptops alongside smartphones. Reviewers note that its rounded, brick-like shape packs down neatly into backpack pockets without sharp corners wearing against delicate pack fabrics. Power transfer efficiency is strong, consistently delivering expected charge counts in variable temperatures. Weighing 12.9 ounces, it sits right in line with the high-capacity 20k class, meaning it is strictly meant for extended trips, power-hungry content creators, or group use. The smooth exterior finish, while pleasant to handle, can become slick when wet, and it carries a higher price tag than budget 20,000 mAh alternatives. **Highlights** - 20,000 mAh capacity provides abundant power for multi-day itineraries - Housing made from 73% post-consumer recycled plastics - Dual USB-C ports with up to 60W Power Delivery support laptop charging - Rounded form factor packs comfortably without snagging pack fabrics - Fast recharge capability when connected to a high-output wall adapter **Watch-outs** - 12.9-ounce weight limits its utility for weight-conscious solo hikers - Smooth exterior surface can feel slippery when handled with wet hands - More expensive than generic high-capacity power banks
Pros
- Substantial 20,000 mAh capacity supports extended multi-day itineraries
- Housing constructed from 73% post-consumer recycled plastic
- Dual USB-C ports provide up to 60W Power Delivery for laptops and cameras
- Rounded form factor slides smoothly into pack pockets without snagging
Cons
- At 12.9 ounces, it is too heavy for minimalist or solo weekend trips
- Lacks an official IP waterproof rating, requiring careful storage in rain
- Smooth exterior finish can feel slippery in wet or cold conditions
Best uses
- Extended multi-day backpacking
- Group backcountry trips
- Off-grid digital photography
- Remote laptop field work
Specifications
- Battery Capacity
- 20,000 mAh
- Total Weight
- 12.9 oz
- Maximum Output
- 60W Power Delivery
- Port Configuration
- Dual USB-C
- Shell Material
- 73% post-consumer recycled plastic
- Primary Focus
- Multi-day trips and high-draw electronics
Pricing
We don't publish a price we haven't verified. The retailer links below open the live listing for this exact model.
Full catalog listing & offersBest for
Extended multi-day backpacking, Group backcountry trips, Off-grid digital photography, Remote laptop field work
Where to buy the CHAMP Pro Portable Charger
We don't have a direct Amazon listing on file yet — this opens an Amazon search for the exact make and model.
Some links are affiliate links. Buying through them supports our testing at no extra cost to you.
The Nimble CHAMP Pro Portable Charger delivers a dense 20,000 mAh of backup energy tailored for multi-day expeditions, group backcountry trips, and off-grid travel. Designed with an intentional focus on environmental impact, the charger features a casing composed of 73% post-consumer recycled plastic, setting it apart in a consumer electronics category typically dominated by virgin plastics and uninspired industrial builds. Beyond its eco-conscious construction, the CHAMP Pro addresses practical outdoor power needs through high-speed power transfer. Outfitted with dual USB-C ports supporting up to 60W Power Delivery, the unit can comfortably recharge demanding equipment, including mirrorless camera systems, high-draw navigation tools, tablets, and compatible USB-C laptops, alongside standard smartphones. Its rounded, pebble-inspired geometry slides easily into pack pockets without the sharp corners that can cause premature wear on lightweight nylon fabrics. Weighing in at 12.9 ounces, this is unequivocally a heavy-capacity option built for extended utility rather than minimalist day hikes. It trades ultralight weight savings for sustained capacity and rapid device replenishment, making it a reliable hub for travelers and backpackers who cannot afford dead electronics deep into a route.
Target Audience and Utility
The CHAMP Pro targets backcountry users whose charging needs extend well beyond keeping a single smartphone alive for emergency texting. With 20,000 mAh on tap, it provides four to six full smartphone recharges, making it ideal for week-long excursions, shared group power banks, or media creators carrying mirrorless cameras and action cams. It also serves field professionals who require reliable off-grid power for tablets or laptops. Ultralight backpackers following marked trails for two or three days will find the 12.9-ounce weight excessive compared to a 5,000 or 10,000 mAh alternative. However, when total watt-hours per ounce matter over a longer itinerary or across multiple team members, the capacity distribution makes organizational sense.
Materials and Sustainable Build
A defining aspect of the CHAMP Pro is Nimble's focus on sustainable manufacturing, utilizing 73% post-consumer recycled plastic for its primary housing. In an outdoor tech segment saturated with throwaway accessories, incorporating recycled materials without compromising structural rigidity is a notable step forward. The plastic feels dense and solid, lacking the hollow, fragile sensation common in bargain-bin alternatives. The rounded rectangular profile eliminates abrupt edges, reducing pressure points against pack fabric and minimizing friction when sliding into packed gear compartments. Furthermore, Nimble packages the device using plastic-free, recycled paper, reinforcing their environmental commitments across the product lifecycle.
Output and Charging Performance
Equipped with dual USB-C ports, the CHAMP Pro stands out for its high-wattage Power Delivery protocol, capable of up to 60W shared or single-port output. This wattage is sufficient to charge modern laptops, camera batteries, and drones at near-wall-outlet speeds, drastically reducing the time connected devices spend tethered to the battery. For outdoor users, quick charging is a functional advantage, minimizing exposure to moisture or freezing ambient temperatures while charging in camp. The charger also recharges itself rapidly when plugged into a 60W wall charger in town, allowing hikers to fully replenish the 20,000 mAh capacity during short resupply stops or meals.
Trail Durability and Weather Protection
While the chassis is built solidly from dense composite plastic, the CHAMP Pro lacks an official IP water or dust resistance rating. This is typical of travel and commuter power banks, but it requires mindful storage when taken into wet backcountry environments. Backpackers must keep it sealed inside a water-resistant stuff sack or dry bag during heavy precipitation, as moisture penetrating the USB-C ports or seams can compromise the circuitry. In colder conditions, battery efficiency naturally drops, though its dense footprint allows users to easily stash it inside an insulated jacket pocket or sleeping bag footbox to preserve energy delivery.
Handling and Usability Considerations
The exterior finish on the CHAMP Pro is smooth and matte, offering a clean aesthetic that looks at home in an office or coffee shop. However, on the trail, that same smooth texture can feel slick when handled with cold or wet hands. Without rubberized grips, textured ridges, or silicone bumper accents, users need to exercise care when pulling the brick out of a wet pack pocket. On the upside, the integrated LED status lights are intuitive and easy to read at a glance, clearly displaying remaining reserves without blinding the user when checked inside a dark shelter at night.
Comparable Alternatives and Value
At 12.9 ounces, the CHAMP Pro competes directly against established 20,000 mAh units like the Nitecore NB20000 and Anker 737. The Nitecore NB20000 is lighter due to its carbon-fiber construction and offers 45W output, making it the preferred choice for gram-counting distance hikers, though at a steeper retail price. Anker offers several 20,000 mAh models with comparable or higher wattage outputs, often at competitive prices, but usually without the recycled materials approach. The CHAMP Pro establishes its niche by balancing high 60W output, robust post-consumer recycled construction, and a clean travel-friendly form factor, justifying its cost for eco-minded travelers.
How we picked
We started with a long list of backpacking power banks that people actually buy, cut anything that could not clear our baseline for durability and field performance, then ranked the 10 that were left against the same criteria. Rankings are editorial. No brand pays for placement, and affiliate links never move a pick up or down.
- Real-world output
- Usable charging in clouds or cold, not just the rated wattage or capacity.
- Ports and packability
- Port types, charging speed and weight for the power delivered.
- Real-world durability
- How the material, stitching, or steel holds up after a season of hard use — not how it looks new.
- Performance in bad conditions
- Wind, rain, cold, and grit are the test. Anything that only works on a nice day gets marked down.
- Weight and packability
- Every ounce has to earn its place in the pack, but not at the cost of something that fails in the field.
- Ease of use
- Setup, adjustment, and maintenance with cold hands, in the dark, without the manual.
CHAMP Pro Portable Charger — frequently asked questions
- Is the CHAMP Pro Portable Charger worth it?
- We rank it #9 in Backpacking Power Banks. The Nimble CHAMP Pro Portable Charger is geared toward environmentally conscious backpackers and travelers who require substantial power capacity and fast output speeds. Containing 20,000 mAh of energy within a relatively compact footprint, this charger utilizes a housing constructed from 73% post-consumer recycled…
- What is the CHAMP Pro Portable Charger best for?
- Best for extended multi-day backpacking, group backcountry trips, off-grid digital photography and remote laptop field work. Standouts: substantial 20,000 mah capacity supports extended multi-day itineraries and housing constructed from 73% post-consumer recycled plastic.
- What are the downsides of the CHAMP Pro Portable Charger?
- At 12.9 ounces, it is too heavy for minimalist or solo weekend trips, Lacks an official IP waterproof rating, requiring careful storage in rain and Smooth exterior finish can feel slippery in wet or cold conditions.
- What are the key specs of the CHAMP Pro Portable Charger?
- Battery Capacity: 20,000 mAh · Total Weight: 12.9 oz · Maximum Output: 60W Power Delivery · Port Configuration: Dual USB-C · Shell Material: 73% post-consumer recycled plastic
- Target Audience and Utility — what should I know about the CHAMP Pro Portable Charger?
- The CHAMP Pro targets backcountry users whose charging needs extend well beyond keeping a single smartphone alive for emergency texting. With 20,000 mAh on tap, it provides four to six full smartphone recharges, making it ideal for week-long excursions, shared group power banks, or media creators carrying mirrorless…
- Materials and Sustainable Build — what should I know about the CHAMP Pro Portable Charger?
- A defining aspect of the CHAMP Pro is Nimble's focus on sustainable manufacturing, utilizing 73% post-consumer recycled plastic for its primary housing. In an outdoor tech segment saturated with throwaway accessories, incorporating recycled materials without compromising structural rigidity is a notable step forward.
Compare side by side
Put the CHAMP Pro Portable Charger against any other pick on this list — specs, price, pros, cons and reader ratings.