It is with a simple structure, easy to install It can save energy and time during installation for you The material is aluminum alloy So it is rust resistant, sturdy and durable, it can protect and protect your valuables and serve you for a long time With low cost of use This electric lock uses instant power, allows you to save energy So, it can save you money It is small in size and light, just occupy small space So, it is a perfect lock to be used for small box or small cupboards, like cabinet, cupboards, safes, etc Wide use for all kinds of doors, all kinds of windows, all kinds of boxes, all kinds of cabinets, a variety of boxes, drawers, such as exhaust doors, fire doors, controlled electronic system, storage cabinets, power distribution cabinets, chests- safes, storage cabinets, etc