01POWER BANKS & CHARGERS
Solar energy for your everyday carry
A compact companion for those who venture beyond the reach of wall sockets, this power bank pairs substantial battery capacity with the quiet efficiency of solar energy. Its robust build suggests readiness for trails, campsites and long days away from home.
The CHOETECH B657 delivers fast USB-C charging and wireless convenience, suiting travellers, hikers and anyone needing reliable power for multiple devices simultaneously.
Designed with both 180lm and 45 lm flashlight modes as well as an SOS mode to give you multiple lighting options for any situation.
This power bank delivers optimized charging to a wide variety of mobile devices, including phones, tablets and more – like the iPhone Series 12, 13 and 14, Huawei Mate 50E, Samsung Galaxy S21, S22, S23


02MATERIALS
Robust construction for outdoor resilience
Engineered to withstand the rigours of travel, the unit is splash-proof and drop-resistant, ensuring it remains functional after encounters with rain or accidental tumbles on rocky terrain. The casing feels solid in the hand, projecting confidence that the internal components are well protected against the elements.

04LIGHTING
Three distinct illumination modes
An integrated LED flashlight serves as a versatile light source, offering high-output 180lm brightness for general tasks, a softer 45lm setting for close work, and an SOS mode for signalling. This multi-functional lighting eliminates the need for a separate torch, consolidating essential gear into a single portable unit.
05CONNECTIVITY
Simultaneous charging for multiple devices
The power bank features a Qi wireless charging pad alongside dual USB-A ports and a USB-C output, allowing up to three devices to charge concurrently. With 5V 2.4A output, smartphones receive fast-charge speeds, while tablets and other gadgets draw power efficiently, making it ideal for group trips or heavy digital users.


06AT A GLANCE
The key points
- 20,000mAh lithium-polymer battery charges a smartphone at least twice
- Recharge via USB cable or the built-in solar panel
- Integrated LED flashlight offers 180lm, 45lm and SOS modes
- Splash-proof and drop-resistant construction for rugged use
- Qi wireless charging pad plus dual USB-A and one USB-C port
07
Two Ways Of Recharging
The Solar Power Bank itself can be recharged in two ways, either via USB cable or by taking it outside and letting the built-in solar panel do its work. A wide variety of factors have an impact on how fast the sun is able to recharge your solar power bank, like the season, location, time of day, and of course cloudiness.

High Battery Capacity
The Solar Power Bank is equipped with a 20,000mAh lithium-polymer battery, powerful enough to charge a smartphone at least twice. The charger also features a USB-C output that will fast charge your smartphone, so that you are always ready to go.
Leading USB-C Input/Output and Qi Wireless Technology
With a 5V 2.4A output, a 50% faster charging speed, and zero damage to your devices – you can charge three devices simultaneously. You can charge your phone using the 5W Wireless Charging pad on one side of the power bank or using the dual USB-A and one USB-C port to provide charge to two phones and a tablet – irreplaceable when you are out and about with family and friends.
Made For Adventure
The Solar Charger is splash-proof, drop-resistant, and has a powerful integrated LED flashlight, making it the perfect solar charger for all your outdoor adventures. With the large internal battery and powerful solar panel you will always have some extra energy at hand, wherever and whenever needed.














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