Mechanical Keyless Entry Door Lock, 2.0 Code Upgrade, 4-7 Digits Code, Single-Sided Push Button Combination Mechanical Keypad Door Knob, Auto Locking,

Mechanical Keyless Entry Door Lock, 2.0 Code Upgrade, 4-7 Digits Code, Single-Sided Push Button Combination Mechanical Keypad Door Knob, Auto Locking, for Garden Gates, Indoor or Outdoor, Silver Fully Mechanical Password Lock Fits a Wide Range of Door Types Smartly Designed for Daily Use Built to Last for Long-Term Outdoor Use Easy Installation Solid Metal Construction Unit Weight: 3.33 lbs / 1.51 kg,Suitable Door Thickness: 1.4" -2.5" / 35-65 mm,Code Digits: 4-7 Digit Combination (Numbers & X/Z, No Repeats),Color: Sliver ,Item Model Number: OL-601QD3-03,Main Material: Zinc Alloy