... to the Wmp range,Our factory can produce solar panel and solar module from 1.5W-180w (1.5w, ... 2.5w, 5w, 10w, 20w, 40w, 50w, 60w, 70W,80w, ... . 3). Refer to the material,Monocrystalline solar cell or polycrystalline solar cell,efficiency range 14%-18%, cell size ... the customers LOGO, Can be printed on the solar panel or solar module, 5). Refer to our factorys advantage ...