Note before buying 1 RD6018 series has two versions RD6018 andRD6018 W RD6018 W have WIFI board RD6018 don t have RD6018 W can use WIFI board to connect APP also use USB micro cable to connect PC solftware RD6018 don t have WIFI board only support PC software by connecting with USB micro cable no support APP For wifi board to connect PC software now it did not support Note WiFi connection is a test function due to poor compatibility of some computers if you cannot connect PC software via WiFi please ignore this function For this function we do not provide any guarantee and technical support and we will decide whether to keep this function based on customer feedback 2 For PC software it only support win 7 and above for now For APP it only support android 5 0 and above For APP and PC software because there may beincompatibilities problems please download first before buying if you can download and install you can make order or else stop buying If you don t test the PC software and APP function before buying and find that the products works fine except the PC software or APP we refuse to refund 3 For input AC DC switch power supply The input PSU we have is 800W it is lower than the max output power of RD6018 1080W if you need full output please search for 65V 1200W power source but 1200W PSU is large it cannot be placed in the S800 case so you need to make case by yourself4 There is a BACKUP fuse in the RD6018 RD6018W box if you