["brand new and high quality Power, equipment delay some for time before power work until disconnect the power. Or power equipment to work immediately, delay for time, automatically stops This product is a new digital LED countdown display 12v delay module module. It can be widely with various control switch places. Products can set the delay for time, can press \"set\" buttons. After setting up, power-up setting value is previous setting delay for time as we set last for time (power-down memory function) Products are precision delay, error 0.01% per second, a delay of 0-99 seconds , LED changes per seconds The wide range of products can be used in many fields products are working low-power mode, press the left button to turn off the digital display or begin to show Products with high current input voltage regulator chip , with opto -isolated output , enhanced anti-jamming capability and ensure stability 　 Increase supply anti-reverse function Voltage: Voltage for DC 12V Inputs and outputs are opto-isolated, enhanced anti-jamming capability Power: Quiescent Current: 20mA Working Current: 50mA Ensure stability, industrial grade circuit boards, class PLC Operating voltage: 10 ~ 16V (if other ranges can be customized) After setting the parameters of power can never remember Time: 0 to 999.9 seconds from 0 to 9999 seconds 0 to 9999 minutes Increase the power-saving features, a for key switch, permanent power Life: \"10 million times Working temperature: -40 ~ 85'C Operating Mode Selection: When powered on, long press K1 2 seconds later enter the selection function mode, P1-1 ~ P1-3 optional; Long press K2 closes the digital display. Size: 61mm × 35mm Quantity:1pc 　"]