Hikvision DS-K4H250D Double Door Magnetic Lock

General Maximum Thrust: 300kg×2 Linear Thrust Working Current: 12V/500mA×2 24V/250mA×2 Dimension of Lock Body: 480×49×25.5mm (18.9×1.93×1.00″) Power Supply: 12VDC /24VDC Signal Output: Dry Contact Signal Output, Support Maximum Power Rate of 3A, NO Output While Locking and NC Output While Unlocking Dimension of Armature Plate: 180×38×11mm (7.1×1.5×0.4″) Suitable Doors: Wooden Door, Glass Door, Metal Door, Fireproof Door LED Indicator: Red (Door is Unlocked) Green (Door is Locked) Lock Body: Eco-friendly Zinc Electroplating Operated Shell: Hard Anodizing Electroplating Operated Armature Plate: Eco-friendly Zinc Electroplating Operated Working Humidity: 0 to 95% (relative humidity) Working Temperature : -10° C to 55° C (14° F to 131° F)