Trine Electric Door Openers. Designed for remote control of door locks for apartment buildings, businesses, public buildings, and anywhere security is required. Operate on 8 to 16 volts AC or 3 to 6 volts DC. Other voltages special order. US 4 Finish. Model 005: For mortise bolt or regular key-in-handle sets. Reversible for LH or RH doors. Face: 3-1/2" x 1-3/8" x 2-7/8" deep. Model S-005 for Schlage locks.