Relay load load power to give leave some margin , should avoid high-power ( about 2000W) and long working environment , there will be some impact on the life of the product.Product LM2596S buck chip slight fever is a normal phenomenon , relays, long working hours have a normal fever phenomenon , are normal
Power supply to meet the range DC 12V; power supply according to the wiring diagram request can not be reversed.12V relay contact capacity 10A 250V, with optocoupler protection. Onboard power supply module does not need an external power supply . I / O port driver is active low.Can be used as microcontroller development board module can be used as appliance control, can be used as PLC extended output
Electronic items have a 7 days return (and refund) policy from the date of delivery provided the item has not been used with its packaging not opened.
For more details please read our returns, refund and warranty policy
What's in the Box? 1 x Relay Module