100 Watt Monocrystalline Solar Panel for Battery Charging Boat, Caravan, RV. The solar panels comes with high conversion rate, high stability and good durability. Equipped with advanced polyethylene coating technology, the surface of the battery is plated with dark blue reflective film. The solar panels can withstand all kinds of environments with high waterproof performance.High cell efficiency with quality silicon materials for long term output stability and reliability. Strictly quality control ensure the stability and reliability, totally 23 testing procedure to do quality control. High transmittance low iron tempered glass with enhanced stiffness and impact resistance. With advanced encapsulatiing material, laminated in totally automatically machine by experienced technician. Excellent performance in harsh weather. First, face the sun with a solar panel, and a red light on the back indicates that the current output is normal. Fix the suction cup on the windshield or other positions where sunlight is easy to shine, and the absorption effect will be better. You can also put it on the workbench in front of the dashboard. Low Iron, High transparency tempered glass of 3.2mm. 92067030mm(36.2226.381.18 in). 148068035mm(58.2726.381.38 in). Also, the each additional item means. The the same color and size. Transit time may be a little delayed because of the. If you have any questions. This item is in the category "Home & Garden\Home Improvement\Electrical Supplies\Alternative Energy Supplies\Solar Power Supplies\Solar Panels & Kits". The seller is "work-lighting" and is located in this country: US. This item can be shipped to United States.