Pingcool notebook computer lock, which is an anti-theft security cable lock for laptops.
It utilizes a 4-digit resettable combination lock mechanism, eliminating the need for keys.
The cable is made of galvanized steel and is cut-resistant, typically around 1.8 to 2 meters long.
It is designed to fit into a standard Kensington security slot (K-slot) found on most laptops and other compatible digital devices.
The user secures the device by looping the cable around a fixed object and inserting the lock head into the device's security slot.