Description: Adopt no remanence technology, and easy to install. Use for Automatic doors. Magnet is made of by special electrical magnet material, layered inner cavity structure, improve magnetic conductivity. Magnets and suction plate surface chrome plating, installation base and other components through stamping technology. High precision, beautiful appearance, anti-rust and durable, long life for use. Working Voltage: DC 12V ; Working Current: 210mA ; Holding Force: 500N Specification: Material: Metal + Magnet Color: Silver Suction cup size: outside diameter 5cm, inside diameter 2.25cm Package Includes: 1 Piece Electromagnetic Door Holder
