Feature:1. The mechanical code lock is completely mechanical,no battery or wired power is required.2. Made of the highest quality zinc alloy, it is rustproof, durable and has a long service life.3. The lock is waterproof, suitable for wooden doors, patio doors, courtyard doors, indoor and outdoor.4. The lock has sturdy fixing bolt design, no noise, providing you a quiet experience.5. Keyless entry design, you can enjoy the peace of mind and convenience of keyless entry.Specification:Condition: 100% Brand New Item Type: Mechanical Code LockMaterial: Zinc Alloy Color: As Pictures Shown Product Size: Approx. 142 x 42 x 25mm / 5.6 x 1.7 x 1.0inRear Handle Product Size: Approx. 107 x 43 x 20mm / 4.2 x 1.7 x 0.8inRubber Seal Size: Approx. 115 x 50mm / 4.5 x 2inAperture Size of Rubber Seal: Approx. 10mm / 0.4inThe Distance Between the Aperture of the Rubber Seal and the Center Point of the Aperture: Approx. 95mm / 3.7inLock Body Size 1: Approx. 91 x 58 x 27mm / 3.6 x 2.3 x 1inLock Body Size 2: Approx. 60 x 13mm / 2.4 x 0.5inPassword Length: Approx. 2-4 DigitsApplicable Door Thickness: Approx. 10-60mm / 0.4 x 2.4inApplicable Environment: Waterproof and High Temperature ResistantApplicable Type: Indoor/outdoor DoorFunction: No Need for Battery or Wired Power.Package List:1 x Panel1 x Lock Body1 x Door Buckle1 x Pad1 x Shaft3 x Fixing Screw6 x Screw1 x Tweezers2 x Code Sheet2 x Fixed Piece1 x Password Card1 x English Manual