Ultralast Green Intelligent Battery Charger ULGLION-4 delivers versatile charging for modern RF operations and portable electronics. This multi-chemistry charger handles Li-Ion cells (3.7V/3.85V), LiFePO4 (3.2V), and NiCd/NiMh batteries in standard sizes (AAA, AA, C) and specialty formats (18650, 18490, 17670, 17500, 14500, 10440, 18500, 17335, 16340, CR123R). The 450 mAh charging current ensures safe, controlled power delivery while auto-stop circuitry prevents overcharge damage. Integrated 2.4A USB port charges phones and tablets simultaneously. Reverse polarity protection safeguards against user error. Ideal for field technicians, emergency responders, and radio enthusiasts who depend on reliable battery management across multiple device types.