The SunSlice Zenith is a lightweight, everyday-ready solar backpack with an integrated 8 W flexible solar panel. It lets you charge USB devices on the go using solar energy, whether on a daily commute or during outdoor activities.
8 W flexible solar panel charges USB devices directly from sunlight
Lightweight design at 0.884 kg keeps the pack comfortable for all-day carry
Red colour makes the backpack easy to spot and adds a bold, modern look
24 months manufacturer warranty provides long-term reliability and peace of mind
What sets the SunSlice Zenith apart
Unlike rigid solar panels, the flexible panel on the Zenith conforms to the curved surface of the backpack without adding bulk. The all-black frame keeps the overall aesthetic clean and understated, while the red accent ensures visibility in urban and outdoor settings.
Ideal for
Commuters, students, and outdoor enthusiasts who need a reliable power source for smartphones, tablets, or power banks without relying on wall outlets. The lightweight build suits users who carry their backpack throughout the day and want solar charging as a seamless addition.
Application of SunSlice Zenith
Attach the backpack to a belt or shoulder strap and position the solar panel in direct sunlight
Connect your USB device to the panel's output port
The 8 W panel generates power during daylight hours, topping up your device battery while you move
Store the charged power bank or device in the backpack compartments for the rest of your day
SunSlice is a Swiss brand specialising in portable solar products. The Zenith line focuses on lightweight solar backpacks that integrate flexible panels for everyday use. Products are designed for commuters and outdoor users who need convenient on-the-go charging. The brand emphasises practical, no-fuss solar solutions for the Swiss market.
The SunSlice Zenith is a lightweight solar backpack with an integrated 8 W flexible solar panel. It is used to charge USB devices such as smartphones, tablets, and power banks using solar energy while on the move.
The 8 W flexible panel charges any USB-powered device. It is suitable for smartphones, tablets, power banks, and other USB-compatible devices commonly used by commuters and outdoor enthusiasts.
Solar panel output: 8 W. Panel type: Flexible. Frame colour: Black. Backpack colour: Red. Weight: 0.884 kg. Solar panel performance is rated at 8 W under standard test conditions.
The delivery includes the SunSlice Zenith solar backpack with the integrated flexible solar panel. No additional installation is required — the panel is built into the backpack and ready to use. Connect your USB device directly to the panel output.
The SunSlice Zenith comes with a 24-month manufacturer warranty. The flexible solar panel and backpack should be kept clean and dry. Avoid abrasive contact with the panel surface to maintain optimal solar performance over the warranty period.
The solar panel is integrated into the backpack and is not designed as a standalone unit. It functions as part of the Zenith backpack system, providing solar charging while the backpack is worn or positioned in sunlight.
The SunSlice Zenith is designed for everyday use and light outdoor activity. The flexible panel and fabric are built to withstand typical daily exposure, but prolonged submersion or extreme weather conditions are not recommended.
Charging time depends on the device battery capacity and the amount of direct sunlight the 8 W panel receives. Under optimal conditions, a typical smartphone battery can reach a partial charge within 2–3 hours of continuous sun exposure.
The Zenith combines a flexible solar panel with a lightweight 0.884 kg backpack in a compact, everyday-ready design. The red colour option and all-black frame offer a distinctive look that sets it apart from standard black or neutral solar backpacks.
SunSlice is a Swiss brand. The Zenith solar backpack is developed and distributed through the Swiss partner network, with the product designed for the demands of the Swiss consumer market.
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