what factors need to consider when connect led strip lights?
always cut led wires from the copper connections you will find every 2 inches or so in the led tapes.
when connecting tapes through soldering or wire connectors, make sure to match the right wires 上 each led strip to each other.
步骤1：计算led灯带功率
step 2: find right 电源 
step 3: 将led灯条连接到电源