DESCRIPTION 1.This is a large capacity anti-theft backpack, which is equipped with anti-theft password lock. With a USB interface and a headphone jack. Backpack size: 28 cm wide, 18 cm thick, 48 cm high. 2.Smaller size but larger space capacity.The main compartment is large enough to accommodate books and other daily necessities. There are multiple pockets to organize your items and make them easier to find. 3.Computer shock absorption pad: This backpack uses shock absorption pads to reduce damage to the laptop due to external forces. 4.Breathable lining: The breathable padding on the back and shoulder straps can relieve shoulder pressure and keep you cool for a long time. 5.USB charging interface and headphone connection hole: The backpack has a built-in USB port and headphones connected to a portable charger and your electronic devices to charge and listen to music (please note, the power bank is not included in the package). backpack.) 6.Anti-scratch: High-quality Oxford fabric and anti-scratch material make the backpack more durable and long-lasting. 7.Waterproof: The backpack is made of high-quality environmental protection waterproof fabric, which has a certain waterproof effect. Splash proof and splash proof. It is enough for daily use, but if it is exposed to rain for a long time, rainwater enters the bag from the zipper. 8.Anti-theft lock: The backpack anti-theft lock locks the main compartment to store mobile phones, headphones, wallets, laptops and other expensive equipment to prevent theft. the initial password is 000. To change the password: 1. Put the original password 000. 2. Find a small hole. 3. Press the small hole with a compatible with sharp pencil point. When you hear a ""click"", release it. 4. Turn on the new password. Password change complete. 9.Hidden anti-theft pocket: can hold mobile phones, wallets, credit cards, watches and other valuables. 10.Pockets on both sides: The outer bottle pockets are made of elastic mesh, designed to hold a water bottle or umbrella. 11.Bank card bag on the shoulder strap: ID card and bank card are placed for easy access. 12.Luggage Strap: The trunk lid allows the backpack to slide vertically on the slider tube for easy transportation. 14.Comfort: S-shaped shoulder strap: This shoulder strap is made of breathable mesh material, which can effectively relieve shoulder pressure, and it is not tired for long trips. 15.Applicable Scenarios: Suitable for students to use at school, office workers on business trips, daily use, hiking use, mountaineering use. Package List: 1*Backpack Back to School Gifts Function: school backpack,travel bag, sports bag, school bags, daily backpack PERFECT GIFT