... device of solar controller3,Adopting the cascade PWM charge main loop,reduced half when use charge loop rather ... control setting, using FLASH memory to record the control points, to set up the digital work.7, ... to +55°CTemperature compensation-5mv/°C/2VPhotocell rated voltage17V/34VProtect degreeIP20Altitude≤5500mDimension140×90×27Mounting hole measurement132.5×70 SWL-05AP solar charge controller ...