DIY Friendly 2Cell 21700 Battery Case High Strength Plastic Construction Powerbank Shell For Daily Commute Travel

Features: Not Solder Design: Innovative nonsolder structure allows easy assembly without professional tool, perfect for enthusiasts and electronics repairers. Simplifies battery replacement by eliminating complex soldering processes for quick setup. Double 21700 Battery Compatibility: Holds 2 high capacity 21700 batteries (not included) for extended power supply, ideal for outdoor activities like camping and hiking where long lasting energy is essential. Flat top positive electrode required. Durability Construction: Made from premium shock resistant plastic for enhanced durability while remaining lightweight. Provides shock protections and easy portability in backpacks or pockets for commuters and travelers. Portability Power Solution: Compact design ensures convenient carrying as backup power. Tips: 21700 batteries are not included in the package, you need to purchase separately. Can only use the 21700 battery of which positive electrode is flat top. Please pay attention to the direction of the positive and negatives poles. After installing the battery, please fully charging it and activate it before outputting.

Specifications: Component: plastic Size:Approx.148x71x42mm/5.82x2.79x1.65in Option Color: white,black; Support 2x21700 batteries Features:not Welding design,Convenient installation Usage scenarios: Outdoor travel,Daily commuting,backup power supply;

Package Includes: 1pc Battery Box(Battery not included)

note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.