SUNER POWER 20W 12V Solar Battery Charger Maintainer Ultra, Built-in Smart MPPT Charge Controller, 12 Volt Solar Panel Trickle Charger for Car Automotive Boat Marine RV Trailer

Product Information

About this item

• 【Ultra-Smart MPPT Technology】This 12v solar panel battery charger is crafted with SUNER POWER's unique Ultra-Smart MPPT technology, the innovative MPPT ( Max Power Point Tracking) allows to deliver high tracking efficiency of up to 99% and peak conversion efficiency of 98%, improving approximately 20%-30% utilization rate than other competitors.
• 【Improved 3-stages Charging】The improved 3-Stages charging algorithm (Bulk, Absorption, Float) allows to charge 12-volt battery more effectively, ensures battery is safely recharged and increases battery life and performance.
• 【Free Maintenance】Using the most advanced MPPT technology, this 12 volt solar battery charger starts charging immediately when it detects a battery. The solar trickle charger stops charging when battery has full charge, and automatically resumes when battery has discharge, totally free maintenance. A fully-automatic, worry-free and smart 12volt solar charger .
• 【 Visual Charging Level】The charge level indicators allow to visually monitor the stage of charge among 25%-50%-75%-100%.
• 【 Three Selectable Charging Modes 】Easily switch between 12V, 12V AGM, and 12V Lithium modes to optimize charging for different battery types. Compatible with most 12V batteries used in boats, cars, dump trailers, automotive, marine, RVs, powersports, campers, trucks and deep-cycle applications, including flooded, gel, AGM, SLA, VRLA, maintenance-free, and LiFePO4 lithium batteries.
• 【Full Safety Protections】Built-in multiple protections including over-charge, over-discharge, over-voltage, over-current, over-load, short circuit, reverse polarity, and over-temperature, waterproof and spark-proof, the battery is fully protected
• 【Easy to Use】Includes three plug-play cables for various installtion options-cigarette lighter, battery terminals, and OBD2 (OBDII) port. Pre-designed holes allow for quick mounting with included suction cups, offering easy and hassle-free using experience