Features: 1.9 Touch Button: The electronic code lock adopts 9 touch button design, which looks more high grade and more convenient to use. 2.High Security: The password can be any combination of 4?15 digits, and the number of keys can reach tens of millions, which is more secure. 3.High Performance: You can set and change passwords, the original password will be automatically saved when the power is turned off. 4.External Battery Compartment: The external battery compartment is easy to disassemble, you can replace the battery (not included) more conveniently and quickly. 5.Smart to Use: Ultra low power consumption, with automatic notification for lack of power. The virtual password input function can effectively prevent others from peeping. Specification: Item Type: Locker Electronic Password Lock_x000D_ Material: Zinc Alloy _x000D_ Battery: 1PC CR2032 3V (not included)_x000D_ Locking Mechanism: Electronic Lock PackageList: 1 x Lock Body 1 x Lock Bolt 1 x Limit Washer 1 x Screwdriver 1 x Manual