Features: 1The electric lock is adopted steel plate for shell and carbon steel for inner material. Strong and safe to use Specification: Description: The electric lock applicable for delivery locks refrigerated cabinet mail or newspaper box self-service lock book counter changing clothes cabinet etc. Adopted steel plate for shell and carbon steel for inner material. Strong and safe to use. Features:The electric lock is mainly adopted carbon steel material. Strong and safe to use. Security: hook can bear 150kg traction won't significant permanent deform permanently shockproof anti prying. Compact easy to install no left right front reverse side limitation and allowing mechanical lash-up unlocking position. Built-in unlocking status detection. Self Elastic Design: Elasticity adjustable suitable for weight 0.5~4kg door. Application: Delivery Lockers refrigerated cabinet mail or newspaper box Self-Service Locker Counter Changing Clothes Cabinet etc. Specifications: Condition: 100% Brand New Main Material: Carbon Steel Surface Treatment: Plated Electrophoretic Paint (neutral fog experiment over 500hours) Work Mode: Independent type (Power off and close the door-Locked; Power on-Unlocked) Electrical Parameters: DC 12V 2A Mechanical Life: In Designing Load Condition about 500000 times Electromagnet Life: In Rated Working Condition more than 1000000 times Strength of Lock Hook: 150kg force (no permanent deformation) Ambient Temperature: -40~60 Size: Approx. 5.9 x 7.3 x 1.3cm / 2.32 x 2.87 x 0.51inch Package Weight: 170g Package Included: 1 x Electric Lock (With Detecting Switch)NOTE:The product shall not be energized for more than 3 seconds and the voltage shall be 12V2A.Please note that the new type and old type of this product will be sent randomly and make sure you will not mind before ordering.