It is made of light and mild plastic material. It has an excellent texture and you can use it with confidence. Strong and safe to use. The electric lock is applicable for locks, refrigerated cabinet, mail or newspaper box, self-service lock, book counter, changing clothes cabinet etc. Features -Color: Black. -Material: Plastic, magnet. -Size: About 7.30X5.80X1.30cm/2.87X2.28X0.51in. -Voltage: DC12V. -Current: 0.8 A - Power supply: 2 x AA batteries(Not included). - Electronic controlled lock has low power consumption, with excellent durability and practicality. - The lock hook can withstand 50kg of traction, no obvious permanent deformation, shockproof, anti-pry. - Reasonable design, efficient and durable, this electronic lock needs to be used with an additional control circuit board. - This lock is widely used in storage cabinets, mailboxes, logistics cabinets, filing cabinets, vending machines, shoe cabinets, etc. - Compact, easy to install, free of left and right, front and rear side restrictions, and allows mechanical tensioning to unlock position. Package list: 1 x Electric Lock