ITEM NAME:1* DC5V Multifunction Self-lock Relay Cycle Timer Module Delay Time Switch 10A z Descriptio n Description: Supply voltage: DC 5V Trigger terminal voltage: DC 3~30V [can also be triggered by button] Relay maximum control current: 10A Module size: 63*42*20mm Delay range (s): 0.01S~999M Specifications: Material: PCB Color: Picture Color Package Included: 1 * Time Delay Power Off Time Relay Module Note: Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 1Pcs DC5V Multifunction Self-lock Relay Cycle Timer Module Delay Time Switch 10A.Module size: 63 42 20mm. Delay range (s): 0.01S~999M. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. Color: Picture Color. We'd like to settle any problem in a friendly manner.