Mechanical Keyless Door Lock,Mechanical Double-Sided Password Combination Door Lock, Fireproof and Waterproof, no Power Supply, no Key Required, Security Code Lock

• [Mechanical Code Lock] Open the door accurately, safely and quickly. Waterproof and battery-free.
• [No Power] Fully mechanical digital combination lock, no battery, no wires, mechanical principle, very simple
• [Sensitive Mechanical Keys] These keys are password sensitive, tightly linked and easy to use. Can set 4-7 digits password length.
• [Classic Matching Color] Classic color matching, noble choice. Luxurious color system, delicate atmosphere begins with the door lock.
• [Easy Installation] Made of high quality zinc alloy, special treatment of cold rails, it can be installed and used alone.

Features: Mechanical Code Lock has good sealing performanceHigh quality alloy shell, and the whole is made of premium alloy for durabilityThanks to the special treatment of cold rail, harden the casting.Chrome surface, fine workmanship, durableMore effective against violent destruction Specification: Panel Material: Zinc Alloy Password length: 4-7 bits Lock body material: steel and zinc Apply thick door: 30 - 60 mm Colour: silver. Applicable type: indoor, exterior door Features: waterproof, no battery power supply Central distance of locking tab: 60 m Weight: approx. 1440 g. Package contents: 2* Lock Body 1 x box. 1 x installation accessories. 2 x padlocks. 1 x locking tab. 1 x password card. 1 x instruction manual. Note: the password is not in order, the number cannot be repeated. Please use the password card or change the password before use.Take the front panel and remove the four rear screws.Remove the protective plate, hold down the C key and remove the password chip with tweezers.Loosen the C key if it cannot be removed. For keys other than passwords, place the stainless copper password key in the slot you want to set as the password, and place it in bronze in the slot that does not set the password.