Lectric I is Vutec's most popular motorized projection screen, features a durable aluminum housing for wall or ceiling applications. Representing the best value in its class, Lectric I comes standard with value-added features, including Vutec's EM S� EZ Mounting System, for wall or ceiling applications. Lectric I provides users with maximum versatility and interfaces with low voltage relays, IR , RF, RS- 232,12 volt triggers, and IP controls.