Feature: 1. Good Heat Dissipation: Zinc alloy lock body, high hardness, good heat dissipation effect, precision cast shaft, flexible unlocking without jamming, continuous work without hot. 2. Concealed Installation: The lock body is buried in the door frame, beautiful and safe, and the installation is regardless of left or right. 3. Exquisite Workmanship: Integrated panel, 3MM thick zinc alloy panel, paint process, exquisite workmanship, sturdiness and durability. 4. Access Control: The access control can be opened by swiping the card regardless of whether it is powered on or off, but the wiring method is different, and the appearance of the product is the same. 5. Safe Lock: This door lock can help you solve all your worries. It is durable and will not be easily damaged. Easy to install, it is a good choice for your home protection. Specification: Item Type: Cathode Lock Material: Stainless steel + zinc alloy Purpose: Access control system, building intercom system Voltage: DC 12V Power Consumption: <3W Withstand Thrust: 250Kg Door Opening Method: Open the door at 90 degrees, regardless of left and right directions. Package List: 1 x Cathode Lock4 x Screw1 x Diode1 x Manual