This product is made up of fine quality material and advanced international technology, it has anti-interference ability, provides very stable and reliable output in a various applications such as lock control, controller control, exit button, RFID Card Reader, etc.Features:It controls electric lock directly.Can reduce the load of access controller, save wiring to reduc trouble.Set NC / NO outputs, can control various types of electric locks.Based delay control circuit, lock time can be in 0-15 seconds.Automatic protections function, unexpected situations such as when the power supplies short-circuit occurs, the power may be temporarily disconnected or the fuse auto insurance line off.Specifications:Frequency: 50-60HzMaterial: plasticsOutput current: 3A, 5A (optional)Ripple voltage: 20MvDelay: 0-10s (adjustable)Voltage: 11.5-13.5V (adjustable)Item size: 115 * 90 * 35mm / 4.5 * 3.5 * 1.4inItem weight: 274g / 9.7ouncePackage size: 138 * 100 * 40mm / 5.4 * 3.9 * 1.6inPackage weight: 313g / 11.0ouncePacking List:1 * Access Control Power