Features: Used to protect high security for computer devices and anti-theft.Thick aluminum alloy joints for durability. Not easy to be damaged.Eco-friendly braided steel cable with self-contained magic belt for easy organize.The lock body can be rotated 360 with hidden code design.Self-contained sponge gasket at the socket to protect the computer from scratches.4 Digit Password: Easily reset this lock to any of 10,000 combinations for safer protection.No other installation required, no changes to your computer. Secures your laptop/notebook onto any stationary object(Ex. desk, poles, etc.)and prevent it from theft.Compatible with wide variety of laptops and other equipment using the standard security slot. Suitable for all the USB devices, except the USB3.0.Specification:Condition: 100% Brand NewMaterial: Alloy Color: As Picture ShownCable Length: Approx. 190cm/74.8inWeight: Approx. 100g/3.5ozPassword Setting:1. Align the correct password with the arrow on the side of the lock body, push the key switch by hand, and hold it down until the next step is completed (In this process your hand can not loose)2. Set the first password, such as 1-0-0-0, release the key switch, check whether the password is set successfully, then repeat the above steps, and then set the second, third and fourth passwords separately.Package List:1 * Computer Lock Notes:1. Check to make sure the password is set then lock it to your computer.2. After using, you need to dial the password immediately to prevent garbled characters caused by accidental misuse of the code switch.