12V Solar Battery Charger and Maintainer Kit - 30W Waterproof Solar Trickle Charger with High Efficiency Panel, MPPT Controller, Adjustable Bracket, and SAE Cables

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【 Smart MPPT Technology 】This 12v solar panel battery charger is crafted with SUNER POWER's unique Smart MPPT technology. Its core components, including the MPPT charge controller and solar panel, are built using premium and durable materials. The innovative MPPT-Charge-Controller-Technology enables a high tracking efficiency of up to 99% and a peak conversion efficiency of 98%, improving the utilization rate by approximately 20%-30% compared to other competitors.

【 Improved 3-stages Charging 】The improved 3-Stages charging algorithm (Bulk, Absorption, Float) allows for more effective charging of 12-volt batteries, ensuring safe recharging and increased battery life and performance. The charging will automatically cut off when the battery is fully charged and resume when the battery is not full, providing a maintenance-free experience.

【 Full Safety Protections 】This solar battery charger is equipped with multiple built-in safeguards, including over-charge, over-discharge, over-voltage, over-current, over-load, short circuit, reverse polarity, and over-temperature protection. It is also waterproof and spark-proof, fully protecting the battery.

【 Wide Compatibility 】This is not just a solar battery trickle charger, but an advanced solar battery charger maintainer. It is a fully-automatic, worry-free smart solar battery charger compatible with a wide range of 12-volt batteries, including sealed lead-acid car, automotive, marine, RV, powersport, boat, dump trailer, gate opener, and fence batteries, as well as deep-cycle, 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%, tempered solar glass, and a durable, corrosion-resistant aluminum frame, this solar panel can withstand extreme weather conditions such as UV, anti-rusting, erosion, hail, and sandstorms, with a wind pressure rating of up to 2400Pa and a snow load of up to 5400Pa.

【 Easy to Use 】Utilizing the most advanced MPPT charge controller chip, this solar trickle battery charger maintainer starts charging immediately when the battery is connected. The pre-drilled holes on the solar panel frame allow for quick mounting with the included adjustable mount brackets, and all cables are plug and play, providing a user-friendly and hassle-free experience.

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