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: D12VLoad Capacity: 10A 250V AC; 10A 30V DCDelay Time: 1~99Sec./1~99Min.(adjustable)Size: 7x4m/2.76x1.57inchQuantity: 1 Pc Note:1.Transition: 1cm=10mm=0.39inch2.Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youNo Retail Package Package includes:1 Pc x Timer Relay Module