Feature 1It is a timer relay countdown off module with high precision, stable and reliable performance 2Trigger to connect, and will disconnect after delay time; if trigger during delay time, it will disconnect immediately 3Normally the module will start to work when triggered, if you need module to work immediately after power on, connect 2 terminals of trigger 4There is a wide time range, the delay time is adjustable from 1 second to 99 seconds, or 1 minute to 99 minutes; use a jumper to select second/minute 5Designed with a LED display that will show the delay time Features: It is a timer relay countdown off module with high precision, stable and reliable performance. Trigger to connect, and will disconnect after delay time; if trigger during delay time, it will disconnect immediately. Normally the module will start to work when triggered, if you need module to work immediately after power on, connect 2 terminals of trigger. There is a wide time range, the delay time is adjustable from 1 second to 99 seconds, or 1 minute to 99 minutes; use a jumper to select second/minute. Designed with a LED display that will show the delay time. Specifications: Voltage: D12V Load Capacity: 10A 250V AC; 10A 30V DC Delay Time: 1~99Sec./1~99Min.(adjustable) Size: 70 x 40 x 18mm / 2.75 x 1.57 x 0.7" Quantity: 1 Package Includes: 1 x Timer Relay Module .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }