This lock is designed for wooden door, metal door, PVC door, etc. which is various and full-equipped. The operating principle of electric strike is that the electric power turns into magnetic force. Electric strike has two working modes: one is door locked when power off, the other is door locked when power on
European Long Type Fail Secure Electric Strike Lock,This lock with 90 Degree Swinging Door, Stainless Steel Material Special design, adjust the distance, etc. which is especially suitable for the metal frame with hole for direct installation. The surface is treated with high temperature baking varnish, and is durable and nice looking.