Rucksack Rucksack Backpack 17 Inch PC Business Backpack Large Capacity Disaster Prevention Bag with USB Charging Function 30L Travel Student Bag

Welcome to MJ Select. We are Japanese seller. We ship authentic items from Japan. Please enjoy shopping with peace of mind! -------------------------------------------- 【About Included Manuals】 If a manual is included, it will primarily be in Japanese. We recommend using image translation apps if needed. 【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. -------------------------------------------- [Large Capacity 30L Rucksack] Size: 50cm*32cm*20cm Weight: 1.1KG Capacity: 30L A large capacity backpack with smart sorting pockets that can hold plenty of necessary items such as a 17-inch PC, A4 size documents, and a change of clothes for 2-3 days. [Multi-functional rucksack] Heat retention function: Added a heat retention pocket. It not only keeps you warm but also keeps you cold. 180° opening/closing: The main pocket can be opened approximately 180° like a suitcase, so you can easily put it in and take it out. Reflective tape: Comes with reflective tape, which greatly improves visibility from cars and pedestrians at night, in the dark, and in the rain. Keychain: The front pocket comes with a removable keychain, saving you the trouble of looking for your keys. USB Rechargeable: There is a USB cable and earphone hole on the side, so you can charge it while carrying it on your back. [Water-repellent finish] The waterproof backpack is made of oxford, which has excellent abrasion resistance and breathability, and has a firm feel, a moderate luster, and a faded feel. The back side of the fabric is coated with PU coating to increase its waterproofness. Protects the contents of the bag from rain and dirt. *Please note that it is not completely waterproof. [Excellent Breathability] The ergonomically designed belt and the entire back are made of three-layer material, which increases breathability and quickly absorbs and diffuses moisture such as sweat, providing a comfortable feel. It has a great fit and keeps you comfortable even when carrying it for long periods of time without getting tired. [Separate PC Storage Space] Backpacks can get crushed during rush hours, so it is important to protect your precious computers and tablets. The thick cushion can protect the contents such as PCs and tablets from shock and vibration. [Useful in various situations] It is equipped with a carry-on function that is essential for various situations such as daily commuting to work or school, camping, mountain climbing, business trips, travel, fishing, etc. It can be used not only for everyday use, but also as a disaster prevention backpack for emergencies. It's the perfect gift not only for yourself, but also for Merry Christmas, Father's Day, birthdays, and more! [A wealth of storage pockets for small items] There are many compartmentalized pockets inside, making it convenient for storing not only notebooks and pens, but also plastic bottles and tablets. There is a zipper pocket on the shoulder to store your transportation card, so you can pass through ticket gates without stopping. There is an anti-theft pocket on the back, so you can safely store valuables such as your wallet and smartphone. [To customers] The only official AISFA brand store on Amazon is "AISFA". When ordering, please be careful of counterfeit products. In Japan, the AISFA trademark number is: 6118585 [AISFA Peace of Mind Guarantee] If you have any problems when using the backpack, please feel free to contact us. When contacting us, we would appreciate it if you could provide us with the "order number" and "product name" of the purchased product. *Intentional damage is not covered by the warranty. Contact method: [Account Service] - [Order History] - [Contact Seller] [Can be quickly charged at any time] Even if the battery is used up at an amazing rate, you don't have to worry about it! You can connect it to your own battery and charge it while having fun and sightseeing smartly. Once you use it, you will become addicted.