Features Normally, the module will start working when triggered, if you need the module to work immediately after power on, connect 2 trigger terminals. This is a timer relay countdown module with high precision, stable and reliable performance. Trigger to connect and disconnect after a delay; if it triggers during the delay time, it will disconnect immediately. There is a wide time range, the delay time is adjustable from 1 second to 99 seconds or from 1 minute to 99 minutes; use a jumper to select seconds/minutes. Designed with an LED display that will display the delay time. Specifications: Voltage: D12V Load capacity: 10A 250V AC; 10A 30V DC Delay:1~99Sec./1~99Min. (Adjustable) Size: 70 x 40 x 18 mm/2.75 x 1.57 x 0.7 inches. Quantity: 1 Package includes: 1 x Time Delay Relay Module Package List 1 x Timer Relay Module