High Quality Material: The outer case is made of steel and the inner parts are made of carbon steel. Safety: The hook can withstand a pulling force of 150 kg, does not cause any permanent deformation obvious and also has anti-shock and anti-theft protection. Elastic Design: Adjustable elastic, suitable door weight about 0.5-3kg. Installation : Installation is simple, do not differentiate between left and right, front and rear, front and rear. In addition, a mechanical emergency release position is reserved. Use: Mobile phone cabinets, automatic service cabinets, letter boxes, key cabinets, express lockers, lockers, lockers, supermarket lockers , etc. Product Description Specifications: Material: Steel Size: 73*66*13mm /2.87*2.6 *0.51inch Electrical Parameters: DC 12V 2A Mechanical life: about 500,000 times under load condition Electromagnet life : more than 1,000,000 times under rated operating conditions Surface treatment: Electrophoresis paint for electroplating (500-hour neutral salt spray test) Chrome Plating (68 Hours Neutral Salt Spray Experiment) Working Way: Independent Type (When the system is power off, it is locked. When open, the door is open ) Ambient temperature: +60~-40 This electronically controlled lock saves energy and has a long service life. This is an electric lock designed especially for small cabinets. There are many applications: automatic service cabinets, mobile phone cabinets, mailboxes / post offices, key cabinets, express lockers, lockers , lockers, supermarket lockers, lockers, shelves, kitchen cabinets, etc. Note: The case lock works as follows: unlock immediately when the device is under power (1second), After 5 seconds of continuous power supply, the coil is easy to burn! ! Package Includes: 1 * Electric Lock