Features：<br>1、HIGH PERFORMANCE: Can realize high frequency and fast switching of the circuit, no noise, no sparks and no electromagnetic interference. <br>2、ADJUSTABLE RANGE: The delay time is adjustable every 1s from 0‑999s, 0.1s from 0‑99.9s, and 1 minute from 0‑999 minutes. <br>3、POWER OFF SAVE: After the power is turned off, the last set delay time will be saved, and there is no need to repeat the setting. <br>4、OPTOCOUPLER ISOLATION: Input and output use optocoupler isolation, anti interference, low power consumption, and ensure stability. <br>5、MULTIPLE USAGES: Commonly used to control motors, light bulbs, LED strips, DC motors, micro water pumps, solenoid valves, etc.<br><br>Specification：<br>Item Type: MOS Tube Control Board<br>Material: PCB<br>Upper Limit Current: 20A, more than 5A need to add heat sink<br>Quiescent Current: 20MA<br>Working Current: 50MA<br>Operating Temperature: -40-85℃<br><br>Package List：<br>1 x MOS Tube Control Board