Solar Panel Battery Charger Controller Product Naming RuleThis video will tell you how to name our product,each item have their model number.when you see the model number ,you will know which item it is.Product Series:LD: land dream is now mass-produced controller 8-bit processor, LCD display, model LD beginningOD: Ocean Dream uses 32-bit chip, red and black ports with screwdriver, the model starts with ODSD:Sky Dream.New Shorttd中的控制器32位芯片型号SD:Tracer Dream:Mppt Controller,TD简称