Features: 1Mechanical coded lock, does not require power supply, bring much convenience for you. 2High?quality zinc alloy shell is chrome?plated and the surface is electroplated to effectively resist severe damage. 3Sensitive password keys, easy to operate, users can set 1?11 non?repeat password combinations. 4No need to enter passwords in order. For example, if the password is Y123, the user can also press 123Y to unlock. 5Reset function, when the password is entered incorrectly, please press the C key first, and then enter the correct password to unlock. 6Suitable for sliding doors in kitchens, balconies, etc., office doors, interior doors, rental doors, composite doors or any place where keys are not suitable. Condition: Brand New Item Type: Mechanical Coded Lock Shell Material: Zinc Alloy Color: As picture shown Password Length: 1-11 Digits (non-repeated) Suitable for Door Thickness: Approx. 10-60mm/0.4-2.4in Center Distance of Bolt: Approx. 20mm/0.8in Package Included: 1 x Front Panel1 x Rear Panel1 x Screw Pack1 x Installation Accesory Pack2 x Rubber Pad1 x Instruction