A Phoenix 120W solar panel, commonly a monocrystalline type, typically offers a peak power output of 120 watts with a voltage of around 18 volts and a current of approximately 6.67 amps. It's designed for various applications like home inverters, battery charging, and street lighting. The panel features advanced encapsulation materials for durability and long life, and often includes bypass diodes to minimize power loss in shaded conditions.