SUNER POWER 18W 12V Solar Battery Trickle Charger & Maintainer PRO, Built-in Intelligent MPPT Charge Controller, Waterproof 12 Volt Solar Panel Charging Kits for Car Auto Marine RV Trailer Boat Camper

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About This 【 UltraSmart MPPT Technology 】This 12v solar panel battery charger is crafted with SUNER POWER's unique UltraSmart MPPT technology, so all of its core parts, including i ts mppt charge controller and solar panel are built using premium and durable materials. The innovative MPPT-Charge-Controller-Technology allows to deliver high tracking efficiency of up to 99% and peak conversion efficiency of 98%, improve 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. The charging will be cut off when battery is fully charged, and automatically resumed when battery is not full, totally free maintenace. 【 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. 【 Wide Compatibility】It's not just a solar battery trickle charger, it's an advanced solar battery charger maintainer. A fully-automatic, worry-free smart solar battery charger for 12-volt sealed lead-acid car, automotive, marine, RV, powersport, boat, dump trailer, motorcycle, trolling motor, tractor, ATV and deep-cycle batteries, including flooded, gel, AGM, SLA and maintenance-free, plus lifepo4 lithium batteries. 【 Superior Quality and Material】Made of premium Grade A+ solar cells with efficiency up to 21%-30%, tempered solar glass and durable corrosion-resistant frame, withstand extreme weather conditions like UV, anti-rusting, and erosion, hail, and sandstorm, up to 2400Pa wind pressure and 5400Pa snow load. 【 Easy to Use 】Using the most advanced MPPT charge controller chip, this solar trickle battery charger maintainer starts to charge immediately when battery is registered. Pre-designed holes on solar panel frame allows for quick mounting with included, and all cables are plug and play, offering you easy and quick using experience. Overview Brand : SUNER POWER Color : Navy Blue Product Dimensions : 20.15"D x 13.78"W x 0.7"H Output Voltage : 12 Volts Input Voltage : 18 Volts Show more