The products we have producer by way of ourselves,Plus insurance coverage function,Quality assured,and the piece advantage. We can customise quite many of products, if in case you've got a good suggestion WS-DMX-4CH-BAN-V3 Working temperature : -20℃ -60℃ Supply Voltage : DC5V-24V product Size : L65*W55*H15mm Output : CMOS drain-open output Connecting Mode : Common anode Max output currengt : 4A every single colour Weight : 60g Package includes: 1 piece *WS-DMX-4CH-BAN-V3DMX512 Decoder Safety information: 1 enter voltage of this controller should be follow. The specifications,other excessive voltage would probably ruin it. 2 connect two wires straight in case of brief circuit. 3 twine must be related properly in holding with colours that connecting diagram. four of this product is one year,in this era charge,but exclude the factitious issue of damaged.