... card first before put the program into cardHow to use1. GND and DC+ connect to power supplier DC- and DC ... controller need power)2. CLK, DAT GND connect to strip (light) CLK, DAT, GND (these are signal wire)3. When ... to DC+, CLK to CLK, DAT to DAT, GND to GND). In case of voltage drop, need add another wire ... connect to strip, DC+, and GND. The connect the strip to power DC+ and DC ...