Frequently Asked Questions

It is compatible with most USB-powered devices including smartphones, tablets, and other electronics.

Using a PD 22.5W charger, it typically takes around 6-8 hours to fully charge the power bank.

The solar panel can provide emergency charging but is not efficient enough to fully charge the power bank quickly.

It includes 4 built-in cables: Lightning, USB-C, Micro USB, and a USB-A cable for versatile device charging.

Yes, it is designed with a rugged build suitable for outdoor activities, but it should be protected from extreme weather conditions.

Recommended Uses

Charging multiple devices simultaneously while camping or hiking without carrying extra cables.
Using solar energy to recharge the power bank during extended outdoor trips or emergencies.
Providing reliable backup power for smartphones, tablets, and other gadgets during travel or power outages.
Utilizing the built-in flashlight with SOS and strobe modes for night-time safety and signaling.
Attaching to backpacks or gear for hands-free charging on the go with its durable, weather-resistant design.
Keeping devices powered during outdoor events, festivals, or long commutes where power sources are unavailable.

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Description

•【Power Bank with 4 Built-in Data Cables】This solar power bank features four built-in data cables (iOS, Type-C, USB-A, Micro) and three charging ports (Type-C, Micro, and USB-A), supporting simultaneous charging for up to five devices. Compatible with a wide range of mobile phones, tablets, and other electronic devices, including iPhones, iPads, and Samsung devices, it eliminates the need for cables for both input and output. Say goodbye to cluttered cables and charge anywhere.
•【High Capacity and Safe and Reliable Power Bank】20000mAh ultra-large capacity solar charger that can keep your phone running all day. Built-in high-quality lithium polymer battery, the battery pack has passed UL, CE, FCC, RoHS, and UN38.3 certifications. Powerful safety system provides temperature protection, overvoltage protection, overcurrent protection, short circuit protection, etc. The Solar Power Bank stabilizes the device and ensures its safe use.
•【4 Solar Panels, 8X Solar Efficiency】Now you can charge your solar battery bank with built-in 4 solar panels. Those premium panels can produce 1280mA Max current to instantly recharge this solar charger, 8X higher solar charging efficiency than the normal single-panel solar phone charger. The GULLVEN portable charger is a perfect choice for outdoor enthusiasts.
•【Super Bright Camping Light & SOS Flashlight】 Press and hold the switch for 3 seconds to turn on/ off the flashlight. Press the short button to switch between 3 different camping light modes: Normal electric torch mode/ SOS mode/ Strobe mode, suitable for various outdoor use environments. In an emergency or in the wild, this solar charger power bank can illuminate the darkness and protect your night.
•【Durable outdoor essential】 This solar portable charger is made of high-quality ABS+PC material, offering a sturdy and durable structure with waterproof, dustproof, and shockproof features. It can withstand harsh outdoor environments. The corners are covered with thick, drop-proof silicone, and the charging port is protected by a silicone sleeve to prevent water ingress. Additionally, the included carabiner clip allows you to attach it to your gear or backpack for hands-free charging.