ZunSolar 50 Watt Polycrystalline Carat 24 ZR Series Solar Panel 50-wattPolycrystalline solar panelSilver anodized aluminum frameHigh-conversion solar cellsHigh transmission low iron tempered glass This 50 watt polycrystalline ZunSolar solar panel is an ideal product for small shop owners, street vendors and solar enthusiasts.This solar panel produces up to 200-watt hours (0.2 units) of electricity per day and can be used to charge a mobile phone thrice and power a DC LED bulb and fan for 6 hours every day.