PWM 12V 24V 30A Solar Charge Controller with 0.8A 5V USB Output Big LCD Display for Max 50V 720W Solar Panel RTD-30A NEW transponder For VW Passat 3B

For VW Passat 3B

which minimizes the need for special cables

Update by CD with unlocked firmware

All the pictures are the real photos which are taken by ourselves

PWM 12V 24V 30A Solar Charge Controller with 0.8A 5V USB Output Big LCD Display for Max 50V 720W Solar Panel RTD-30A NEW transponder For VW Passat 3BSAFETY INSTRUCTIONS 1. Make sure your battery has enough voltage for the controller to recognize the battery type before first installation. 2. The battery cable should be as short as possible to minimize loss. 3. The regulator is only suitable for lead acid batteries: OPEN,AGM, GEL it is not suited for nickel metal hydride, lithium ions or other batteries. 4. The charge regulator is only suitable for regulating solar modules. Never connect another