Waterproof 10W Solar Charger for 12V Batteries

Smart MPPT Technology This 12v Solar Panel Battery Charger is crafted with SUNER POWER's unique Ultra-Smart MPPT technology. The innovative MPPT (Maximum Power Point Tracking) ensures high tracking efficiency of up to 99%, with peak conversion efficiency of 98%. This improves approximately 20%-30% utilization rate over competitors, delivering more power and efficiency.

Improved 3-Stage Charging The improved 3-Stage charging algorithm (Bulk, Absorption, Float) charges 12-volt batteries more effectively. It ensures a safe recharge, extending battery life and performance. This advanced technology maximizes efficiency and reliability.

Free Maintenance The solar trickle charger stops charging when the battery is full and automatically resumes when the battery discharges. This fully-automatic, worry-free design is a simple and smart 12-volt solar charger. No maintenance required, ensuring convenience and ease of use.

Full Safety Protections Built-in multiple protections include over-charge, over-discharge, over-voltage, over-current, over-load, short circuit, reverse polarity, and over-temperature. The charger is also waterproof and spark-proof, fully protecting the battery. This ensures safety and durability.

Wide Compatibility This solar-powered battery charger is an advanced solar battery maintainer suitable for various 12-volt sealed lead-acid batteries, including car, automotive, marine, RV, power sport, boat, dump trailer, motorcycle, trolling motor, tractor, ATV, and deep-cycle batteries. It supports flooded, gel, AGM, SLA, maintenance-free, and LiFePO4 lithium batteries.

Superior Quality and Material Crafted with premium Grade A+ solar cells with an efficiency of up to 21%-30%, this charger withstands extreme weather conditions. It features tempered solar glass and a durable corrosion-resistant frame, making it resistant to UV, anti-rusting, erosion, hail, and sandstorm.

Easy to Use Using the most advanced MPPT technology, this 12v solar battery charger starts charging immediately when it detects a battery. Pre-drilled holes allow for quick mounting with included mounting brackets, and all cables are plug and play. This offers an easy and quick installation and usage experience.