Solar Panel Specifications * Power: 20 watts (20W) * Maximum Voltage: 6 volts (6V) * Maximum Current: 2.6 Amperes (2.6A) * Material: Aluminum * Protection Rating: IP67 waterproof and dustproof * Standard Test Conditions: AM=1.5, Irradiance 1000W/M2, Temperature 25°C Battery and Performance * Battery Capacity: 18000mAh * Charging Time: 5–8 hours * Lighting Duration: 13–15 hours Usage Instructions * Place the solar panel in a sunny location. * Adjust the panel towards the sun at an approximate angle of 45–90 degrees. * Connect the solar panel to the device using a DC cable. * It is recommended to charge the solar device before use.