SOLPERK 20W 12V Solar Panel Kit – Waterproof Controller + Adjustable Mount Bracket
Keep your 12V battery topped off with this SOLPERK 20W solar maintainer: high-efficiency monocrystalline cells, waterproof frame, and smart controller to protect from overcharge.
Long Description (Bullet-Point Format)
Tired of dead batteries on your RV, boat, or car? This kit keeps them alive.
⚡ 20 Watt Monocrystalline Panel – captures high output even in low light with 21-30% efficiency
💧 Waterproof & Durable Build – aluminum frame, tempered glass, rustproof; stands up to sand, snow, hail Amazon
🔋 Smart 8A Controller with 3-Stage Charging – protects battery against overcharge, over-voltage, short circuit—and shows status via indicator lights Amazon
🔄 360° Adjustable Mount Bracket – position for maximum sunlight; includes alligator clips, pre-drilled holes for easy install Amazon
📦 All-in-One Kit – includes panel, controller, bracket, mounting screws, O-rings, cable accessories Amazon+1
🌍 Wide Compatibility – works with 12V battery types: LiFePO₄, Lithium Ion, AGM, SLA, GEL, etc. Great for boats, RVs, gate openers, automotive, farming tools Amazon
Use it for: maintaining car batteries during winter, keeping outdoor gate motors alive, off-grid lighting, or emergency backup.