1. Made of durable and anti-fouling EVA material, anti-scratch and anti-shock. Waterproof coating can provide moisture protection when going out. 2. Exquisite design: The double zippers at both ends can fully open the sides of the case, so this charger shell can be placed flat in the storage position. Built-in soft mesh bag and elastic band can firmly fix various small things, mobile phones, headphones, mobile power, charging cable and AC adapter. 3. Portable size: The size of the hard travel battery pack casing is about 9.8 in (length) x 3.9 in (width) x 1.9 in (height); The internal dimensions are approximately 9.4 in (L) x 3.5 in (w) x 1.6 in (H). 4. Compatibility: The EVA hard storage box is suitable for Anker PowerCore 26800mAh powercore + 26800mAh; RAV power 26800mAh 20100mAh 20000mAh; EasyAcc 10000mAh 15000mAh; Dulla M50000 portable power bank 12000mAh, compatible with other mobile power banks. 5. Sturdy handle: The mobile power box uses multi-functional carabiner, which is easy to carry. Hanging on your bag can also make more room for your luggage. 6. Product size: 25x10x5cm (PE bag packaging, the same packaging size) 7. Product weight: 140g (PE bag packaging, the same packaging weight)