New, Unopened. Shipping will be done by attaching the shipping label directly to the product. If you require packaging to conceal the product, please leave a comment at the time of purchase. 【Zinc Alloy】 The sturdy U-lock, made of high-strength zinc alloy, is manufactured using the same heat treatment and hardening process as steel. The lock body is thick, resistant to drops and breakage, and prevents shearing and prying. 【Combination】 The password consists of Arabic numerals, which are easier to remember than letters. A 4-digit password has thousands of password combinations, making it more secure. Lubricant is applied inside the cipher wheel, preventing it from sticking even after long-term use. 【Easy to Operate】 Easy to use and operate. You can freely reset the password or change the password group according to the prompts to prevent others from trying the password. Compared to the key unlocking method, it avoids the situation where unlocking is impossible due to lost keys. 【Durability】 PVC wrapping protects the lock beam from corrosion and extends its lifespan. It can withstand drops and impacts without damage. It can withstand high and low outdoor temperatures and will not rust due to rain or humidity. Therefore, it can be used outdoors without any problems. 【Widely Used】 Not only as an anti-theft door lock, but also for door locks in homes, schools, offices, stores, etc., and can also be used for outdoor warehouses, automobile containers, and shipping containers. It is also ideal for locking electric vehicles, motorcycles, and bicycles.