... polycrystalline silicon Solar panel(Monocrystalline panel optional, add USD0.10/W)2. 300W PWM controller.3. Overload, over-temperature, ... protection4. Digital LCD display indicates battery capacity status, working power, output power.etc.5. 12V/160Ah maintain-free battery and 600VA ... .( 8 years life,deep cycle solar battery)6. 600W output power : single phase AC240V or AC120V,50-60Hz 7. Weight: solar ...