storage box adopts waterproof design and 6 buckles ensure firmly fasten. It can store to 4 batteries. A good choice for you. Features: With 6 buckles and waterproof silicone band firmly fasten and water infiltration. 4 slot battery storage box neatly organize and safely batteries. Adopting high-quality hard material durable and practical to use. Transparent design you can know how many batteries in box. Anti-slip stripe offers a beautiful and generous on appearance. Specifications: Product Name: Battery Storage Box Material: ABS Item Size: 8.5*8*2.3cm / 3.3*3.1*0.9in Item Weight: 38.2g / 1.3oz Color: Transparent Packing List: 1 * Battery Storage Box