Expandable 15 16 inch PC Backpack Business Backpack USB Charging Port Commuting School Travel Computer B03BL01 [ZINZ] Ultra-thin 15.6 Bag,

Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. SLIM & EXPANDABLE DESIGN: Slim style for light travel and commuting. 200% expandable if you have a lot of things to carry, easy to switch between both. Serves as a professional office laptop case, slim USB charging bag pack, college student high school student backpack for boys, girls, teens and adults. Perfect Protection: One separate compartment with velvet lining to keep your laptop in good condition. The sturdy outer material of water-resistant polyester is durable, stain-proof and spill-proof. USB PORT DESIGN: Built-in external USB charger and built-in charging cable, this USB backpack provides you with a more convenient way to charge your phone while walking. Please note that this backpack does not provide power by itself. The USB charging port only provides easy access to charging. Invisible Straps: Back pocket for invisible straps that allow you to easily switch between the backpack and the sleeves to put into another bag. You can also put an A4 size book in the pocket. Best Service: Contact us, if for any reason you are not satisfied with our product, we will give you a full refund, no questions asked, no hassle.