Electric lock and mechanical lock. Opening Kettle by both positive negative. Operating Voltage 12 VDC 1.5 A Max Mounting with cylinder applique by both sides. You can assemble the lock in both doors left to right as to be reversible. Closure by lock with a force of retention of 800 kilos. Made in metal zinc plated steel Supplied with three keys Dimensions of the lock 131.5 * 99.5 * 42.5 mm Tested to 500,000 cycles