Solar Regulator, 12V 24V Automatic Solar Charge Controller, Courtyard for Home Industrial Commercial Specification: Condition: 100% Brand New Item Type: Solar Charge Controller Material: ABS Color: As shown in the picture Size: Approx.13.6x7cm/5.4x2.8in Weight: Approx.154g/5.4oz Rated Voltage: 12V 24V Automatic (maximum solar panel input is 25V 720W if your battery is 12V, maximum solar panel input is 50V 1440W if your battery is 24V) Current: 60A The charge regulator is only suitable for -acid batteries: OPEN, AGM, GEL Not suitable for: nickel hydride, Liions, or other batteries. Application: Home, yard, outdoor, business, etc. Package List: 1 x Solar Charge Controller 1 x Instruction Manual Note: 1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Connect the battery to the positive and negative of the charge regulator. 4. Connect the photovoltaic module to the positive and negative of the regulator. 5. Connect the user to the positive and negative of the charging regulator. 6. The disassembly sequence is contrary to the wiring order.Improper order can damage the controller!