Indoor Outdoor UseDiyife combination lock is designed for indoor and outdoor use such as gym / sports/ school staff lockers, gate, shed,fence, garage, cabinets, toolbox, doors, large luggage bags etc. So anywhere you need a lock thats OK .High Quality WeatherproofDiyife 4 digit locker lock is made of high strength zinc alloy which is anti-rust and weather-resistant.Its small and lightweight(64g per lock), which is so portable that you can use in many places without worrying quality .44 Digit Combination Padlock Unlike 3 digit combination, it provides 10000 code combinations which is harder and safer than the previous version. In addition, the latch of this lock is strong enough that cant be removed or cracked by human force. You neednt worry the security any more .Easy to Set PasswordThe original password is 0000. Every combination padlock is equipped with clear instructions in the envelop bag.Setting or redefining your own combination is simple and easy to operate. Not complicated at all .100% MONEY BACK GUARANTEEBuy With Total Confidence. Since customer satisfaction is our top priority, we want to make sure you are completely satisfied with the product you have purchased. If you have any issues, questions, or concerns. Please contact us Warranty We provide a 45 days money back and12-month worry-free service. .