ECO-WORTHY: ·Versatile: Monocrystalline solar panels are used on off-grid situations that include RV, boat, sailboat, yacht, truck, cabin, camper, tent, trailer, golf cart. ·Durable Quality: Corrosion-resistant aluminum frame for extended outdoor use, allowing the panels to last for decades. ·Easy Installation: Pre-drilled holes on the back of the panel allow for fast mounting and securing. Pre-drilled holes included for grounding. Ideal with large rail mounts for extra support and security.