Business Large Waterproof 17 Inch PC Laptop For Business Black [SUNOGE] Rucksack, Men's Backpack, Backpack, Capacity, Waterproof, Zipper, Back, 33L,

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. [Excellent waterproofness/uses waterproof zippers] By applying a PU coating to the surface of the high-density oxford, which has excellent abrasion resistance and breathability, it has high water repellency, so you don't have to worry about the contents getting wet even on rainy days. Additionally, all zippers on the exterior are waterproof, effectively preventing rainwater from entering. *Not completely waterproof [Large Capacity 33L] A large capacity backpack with a 3-layer structure, you can put your 17-inch PC or tablet in the PC special pocket, documents, A4 files, B4 files, clothes, etc. in the main pocket, small items such as notebooks, pens, wallets, etc. in the main pocket on the front side, and foldable umbrellas and water bottles in the side pocket. You can easily carry all the essential items for a modern lifestyle in one place. Not only can it be used for commuting to work, school, or the gym, but it can also be used for business trips or trips for one or two nights. Size: 50cm*31cm*20cm/1.1kg [Excellent Breathability] The back and back of the straps are made of mesh material on top of the cushioning material, which reduces the burden on your shoulders and back while providing excellent breathability. Equipped with a chest belt, it has a secure design that fits your body better. The back part has a structure that allows it to be set up with a suitcase, making it convenient to carry around and can be used for a wide range of purposes such as business trips and travel. It is especially suitable for office workers. An emergency whistle has been added, suitable for emergencies, disaster prevention, outdoor activities, camping, etc. [180 opening design/USB charging port included] ① The main pocket can be opened 180 degrees like a suitcase, so you can easily put it in and take it out. ②There is a USB charging port on the side, so you can charge it while carrying it on your back. *The internal cord is removable, making cleaning the backpack convenient. ③There is a hidden pocket on the back, so you can safely store valuables such as your wallet and smartphone. ④ There is a zipper pocket on the shoulder to store your transportation card (you can pass through the ticket gate without stopping) ⑤ Comes with a special belt that can be attached to a suitcase (frees up your shoulders with a carrier supporter) ⑥ Comes with a key chain to which you can attach keys etc. (saves you the trouble of looking for your keys) [Great use] A popular, stylish and luxurious simple backpack that can be used by all genders and generations is finally here. Ideal for everyday use such as commuting to work, school, travel, school trips, excursions, mountain climbing, cycling, going out, outdoor activities, gifts, disaster prevention, and daily life. Can also be used for light 1-2 night business trips. waterproof backpack