Solvind 4 Pack Battery Case Box with USB Port, 3 AA to 5V Battery Power Pack, Portable USB Holder for LED Strip, Fairy String Lights, Curtain Lights, DIY, Camping, Outdoor

• 🔋 4-Pack Great Value Set: Includes 4 identical USB battery case boxes. Perfect for powering multiple LED lights or keeping spares on hand for all your decorative and DIY projects.
• ⚡ 3 AA to 5V Stable Output: Converts 3 standard AA batteries (not included) into a stable 5V USB output. Delivers up to 500mA current, ideal for powering most low-voltage USB LED devices.
• 🔘 Built-in Independent ON/OFF Switch: Features a convenient integrated power switch. Easily turn your lights on and off without unplugging cables, saving battery life and simplifying operation.
• 💪 Durable HIPS Construction: Made of high-quality high-impact polystyrene (HIPS) plastic. Sturdy, lightweight, impact-resistant and designed for long-term use in both indoor and outdoor environments.
• 🏕️ Portable & Versatile Use: Compact and cable-free design allows you to power devices anywhere without mains electricity. Perfect for fairy lights, curtain lights, LED strips, camping, weddings, Christmas and Halloween decorations.

Power Your LED Lights Anywhere with Our Portable USB Battery Case Set Tired of being limited by power sockets when decorating your home or event? The Solvind USB Battery Case Set gives you the freedom to power your LED lights and small USB devices anywhere, anytime – no mains electricity required. This great value 4-pack includes four identical battery boxes, each designed to hold 3 standard AA batteries (not included) and convert them into a stable 5V USB output. With a maximum output current of 500mA, these battery packs are perfect for powering a wide range of low-voltage USB devices, including fairy string lights, curtain lights, LED strips, small fans and more. Each battery case features a convenient built-in ON/OFF switch, allowing you to easily control your lights without having to unplug cables or remove batteries. This not only saves you time and hassle but also helps extend battery life by preventing unnecessary power drain. Crafted from high-quality high-impact polystyrene (HIPS) plastic, these battery boxes are durable, lightweight and impact-resistant. They are designed to withstand regular use in both indoor and outdoor environments, making them ideal for all your decorating and DIY needs. The compact and discreet design means these battery cases can be easily hidden behind decorations, inside jars, under shelves or in tents. No more messy extension cords or unsightly power adapters ruining the look of your display. These versatile battery packs are perfect for a wide range of applications. Use them to power Christmas lights, Halloween decorations, wedding backdrops, party lighting, camping lanterns, photo booth props and more. They are also great for DIY projects, science experiments and emergency backup power.