Features: 1. Automatic identification of voltage level 2. Automatic temperature compensation 3. Load working mode can be set 4. Battery undervoltage protection 5. Overload and short circuit protection 6. Charge and discharge control parameters can be adjusted 7. Battery reverse discharge protection 8. Reverse battery protection Specifications: Application: solar charge controller Material: ABS Size: 200 * 100 * 60mm/7.87*3.94*2.36" Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 X Solar Charge Controller 1 X User Manual