Length & Easy to Use Padlocks are extremely compact. Dimensions: 115mm x 40mm x 22mm. You can use it anywhere and no need to carry a key with you. 6.7cm long shackle padlock can be fixed in narrow placeSuper Security & Anti-Theft Protection 4-digit passwords provide 10,000 password combinations to enhance security and protect your belongings. You can set any combination as password. But write down your password. On the side is a password window to better protect the password wheelHigh Quality Materials & Sturdy Construction The padlock is made of high quality zinc alloy. The padlock shackle is made of stainless steel, rustless and corrosion resistant. Weatherproof Padlock for Outdoors and Severe Weather ConditionsWide ApplicationThe padlock is designed for both indoors and outdoors and is suitable for most light-duty tasks like gym/sports, restaurants, etc. school and employee cabinets, cupboards, suitcases, wheels and general shelving. You don't need to carry the key, you can use Diyife padlocks at any time100% Satisfaction GuaranteeCustomer satisfaction is our first priority. We want to make sure that you are completely satisfied with the product you have purchased. If you have any questions, please contact us, we will get back to you within 24 hoursStep 1 - Release the dials at 0-0-0-0 and pull the shackles.Step 2 - Rotate 90 counterclockwise and push up the bottom.Step 3 - Firmly press down on the shackle until it can be rotated an additional 90 counterclockwise so that the shackle stays in the down position.Step 4 - Adjust the watch face to your suit from top to bottom. Step 5 - After selecting the combination, rotate the shackle clockwise to its original 90 position. Step 6 - Lift and return the shackle to the closed position , choose to lock it.