OYMSAE 12W 12V Solar Panel Battery Charger Trickle

OYMSAE 12W 12V Solar Panel Battery Charger Trickle & Maintainer Kit for Car MPPT Controller, IP67 Waterproof, Safety Protections. For Car, Boat, RV, Marine, Trailer, Motorcycle, Camper Batteries

High‑Efficiency Smart MPPT Controller：Features a built‑in MPPT charge controller chip delivering up to 99% tracking efficiency and 98% peak conversion efficiency, boosting solar energy utilization by 20%‑30%. It stabilizes 12V battery voltage, prevents overcharging, extends battery service life and requires zero extra maintenance.
All‑Round Multi‑Safety Protection & IP67 Waterproof Performance：Comprehensive safety safeguards include over‑charge/discharge, over‑voltage, over‑current, overload, short‑circuit, reverse polarity, over‑temperature and spark‑proof protection. The IP67‑rated waterproof housing suits outdoor conditions and prevents reverse‑current‑caused battery damage for safe trickle charging.
Broad 12V Battery Compatibility：Works as both solar trickle charger and battery maintainer. Compatible with most 12‑volt batteries: AGM, Gel, SLA, Flooded Deep‑Cycle, Sealed Lead‑Acid and LiFePO4 lithium‑ion batteries. It keeps idle batteries topped‑up and prevents self‑discharge during long‑term storage.
Heavy‑Duty Weather‑Resistant Construction：Adopts premium A‑grade monocrystalline solar cells with 21%‑30% conversion efficiency. Low‑iron high‑transmittance tempered glass and corrosion‑resistant ABS+PC frame resist bending, scratches, UV rays, hail and sandstorms. It withstands harsh outdoor loads and will not scratch vehicle paint for long‑time outdoor use.
Plug‑and‑Play Setup with Three‑Color LED Status Indicator：Automatically starts charging once a 12V battery is detected. Multiple connection choices: cigar‑lighter socket, or included alligator clips & ring terminals for plug‑and‑play installation. LED status guide: Blue only = sunlight received, no battery connected; Blue+Red = in charging; Blue+Red+Green = battery fully charged, auto‑stop.
Wide Multi‑Scene Usages：Ideal solar battery tender for cars, motorcycles, boats, marine vessels, RVs, campers, dump trailers, ATVs, jet skis, tractors, trucks, lawn mowers and trolling motors.

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