The freedom to have energy available anytime, anywhere, is more important than ever for adventurers, campers, RV owners, and sailors. The new SOLA Ease Solar Bag from WATT HOUR This is exactly what it makes possible: 140 watts of power, packed into a compact, robust, and above all, flexible SunFolder design. With this, WATTSTUNDE sets new standards for mobile solar energy. In the following blog article, we'll show you why the SOLA Ease is your ideal companion on the go.
The innovation behind SOLA Ease: More efficiency and comfort
The SOLA Ease This takes the foldable solar bag to the next level. One highlight is the new ETFE surface coating , which increased by 3% Light transmission This makes it possible. This means you get more out of every ray of sunshine and can rely on optimal energy yield even in weaker light. Thanks to the powerful Maxeon3 SunPower half cells and an impressive Cell efficiency of over 24% The best is being made from solar energy.
The handling has also been noticeably improved. The SOLA Ease now comes with a wider base (15 cm) equipped with a support that provides greater stability – whether at the campsite or in the middle of the wilderness. This allows you to always optimally align the panel to capture the maximum amount of solar energy.

Plug & Play – Simple application for instant energy
What could be better than uncomplicated energy whenever you need it? The SOLA Ease relies on a Improved plug & play system . With the 30 cm Anderson plug and the additional 4.7-meter Anderson extension You have maximum flexibility in placing your solar bag. The extension cable can be conveniently stored during transport, allowing you to place the solar bag wherever the sun shines. Simply plug it in and enjoy instant energy.
Robust and durable: Perfect for any adventure
The new solar bag It is designed for use in demanding environments. The robust Cordura fabric protects the panel from external influences, and furthermore, the IP 53 Protection class The solar panel is protected from splashes of water – perfect for outdoor use. Weighing only 4.7 kg Thanks to its compact dimensions, the bag is easy to store and transport. Even in changeable weather conditions, you can rely on the SOLA Ease to reliably provide you with energy.
Technical details: The power behind the SOLA Ease
The technical specifications of the SOLA Ease Solar Bag speak for themselves. With a Nominal power output of 140 Wp and a maximum daily yield from 840 Wh per day (In summer) you are perfectly equipped. The high Voltage of 44.6 V and the Current of 3.13 A guarantee maximum efficiency with every use. In combination with the Maxeon3 SunPower half cells WATTSTUNDE relies on the best that the solar industry has to offer.
Compatibility: What can you use the SOLA Ease with?
A major advantage of the SOLA Ease is its versatility . Whether you already use a WATTSTUNDE NOVA battery system or a power station , the SOLA Ease integrates seamlessly. It is particularly compatible with the following EcoFlow power stations :
- EcoFlow RIVER 2 MAX power station 512 Wh
- EcoFlow RIVER 2 PRO power station 768 Wh
- EcoFlow DELTA 2 power station 1024 Wh
- EcoFlow DELTA 2 MAX power station 2048 Wh
These combinations allow you to operate your devices independently anywhere – whether it's a laptop, cooler, lamps, or other electrical appliances. This way, you're always well-equipped while traveling.
Differences from the previous model: WATTSTUNDE WS140SF+ SunFolder
Compared to its predecessor, the WATTSTUNDE WS140SF+ SunFolder , the SOLA Ease offers numerous improvements:
- Higher voltage: At 44.6 V, the SOLA Ease delivers almost twice the voltage of the WS140SF+ (22.3 V).
- Improved solar cells: The SOLA Ease uses the latest Maxeon3 SunPower half-cells . while the predecessor model uses conventional SunPower cells.
- Wider feet: The SOLA Ease's feet are more than twice as wide at 15 cm, ensuring stable alignment.
- Increased light transmission: Thanks to the new ETFE surface coating, the SOLA Ease uses sunlight even more efficiently.
- Reinforced connections: The new 30 cm Anderson plug and the 4.7m Anderson extension provide even more flexibility in use.
Perfect for self-sufficient energy supply – your loyal travel companion
With the SOLA Ease You're ready for any adventure. Whether you're in the Motorhome , at camping or on the sailboat Whether you're on the go – the foldable solar bag reliably provides you with the necessary energy. With the high-quality solar technology With WATTSTUNDE, you remain self-sufficient and can charge your devices at any time, completely without relying on external power sources. lightweight and space-saving design This makes the SOLA Ease the ideal companion for on the go.
The SOLA Ease from WATTSTUNDE – Your energy source for limitless adventures
The SOLA Ease Solar Bag from WATT HOUR It offers you a powerful, efficient, and robust solution for mobile solar energy. With 140 watts of power, an improved design, and compatibility with... EcoFlow Powerstations You're always and everywhere powered up. Whether traveling, camping, or on off-grid adventures – the SOLA Ease is the perfect choice for anyone who relies on independence and Freedom Set it up. Discover the new SOLA Ease now and ensure you never run out of power again!
Now the new SOLA Ease 140 Watt Solar Bag Discover it in the WATTSTUNDE shop and prepare for your next adventure!


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