20W 12V Flexible Mono Solar Car Battery Trickle Charger & Maintainer Kit Waterproof & Portable, Multiple Safety Protections, Smart Charge Controller with USB, Fits 12V Car, RV & Boat Batteries

• 20W HIGH-EFFICIENCY MONOCRYSTALLINE PANEL:** Built with premium monocrystalline silicon cells for strong, stable output even in weak sunlight. This 12V solar trickle charger gently offsets battery self-discharge to prevent battery drain, extend battery life and keep your battery ready during long-term parking.
• PWM CONTROLLER WITH LCD DISPLAY:** The included PWM solar charge controller features a clear LCD screen that shows real-time charging data, plus adjustable voltage settings, a built-in timer and full-charge protection for automated, set-and-forget battery maintenance.
• DUAL USB 5V 3A FAST OUTPUT:** A separate dual-USB module delivers DC 5V up to 3A(Max) across two ports, charging phones, tablets, power banks, GPS and cameras simultaneously. Attach the lightweight panel to your backpack for mobile power while hiking, camping and backpacking.
• MULTIPLE SAFETY PROTECTIONS:** Built-in safeguards cover reverse polarity, short circuit, overcharge, over-voltage and over-current, with the controller's "Full Protect" logic cutting output automatically when charging is complete — safe to leave connected for weeks or months.
• COMPLETE PORTABLE 12V KIT:** The semi-flexible, frameless panel with reinforced mounting holes is light to carry and fast to set up with the included red/black alligator clamps — no tools needed. Compatible with 12V Wet, Gel, MF, EFB and AGM batteries in cars, RVs, trailers, boats, SUVs, ATVs and tractors.

**Specifications** – Rated Power: 20W – System Voltage: 12V – Cell Type: Monocrystalline Silicon – Controller Type: PWM with LCD Display – USB Output: Dual USB, DC 5V 3A(Max) – Dimensions:16in×16in **What’s in the Box** 1 × 20W Monocrystalline Solar Panel · 1 × PWM Solar Charge Controller with LCD · 1 × Dual USB Module (5V 3A Max) · 1 × Red/Black Alligator Clamp Cable · 1 × User Manual