High-quality alloy steel is widely used in many fields, such as car engines, lathes, aerospace, etc., the record has anti-drill and anti-mite. It has two ways to unlock it, an electronic button panel, a durable digital password, and intelligent control. Password id combination of 3-15 digits, password capacity reaches hundreds of millions of groups, using 4AA batteries. It can store valuables including 14-inch laptops.
