LIENIAO Black Li-ion Batteries sku-5548965896 702465785149

LIENIAO's Black 10PCS pack contains 10 PMNN4409 2600mAh Li-ion batteries with belt clips. Listed under General Electronic Accessories, it has SKU sku-5548965896 and UPC 702465785149. Compatible models listed are PMNN4409, PMNN4491, PMNN4491A, PMNN4491B, PMNN4448AR, PMNN4409AR, NNTN8560A, PMNN4493A, PMNN4406BR, PMNN4407, PMNN4448 and PMNN4412. Designed as direct replacements, the batteries match the original size and thickness. They have A++ cells, battery wrap, aluminum casings and a smart IC; the listing states they are inspected and rated for over 800 charge cycles. A built-in microchip protects against overcharging, overdischarging, short circuits and overheating. Quality-related problems are covered by a replacement or refund, and the support team aims to respond within 24 hours. No printed manual is included; instruction videos are available on YouTube. Batteries may arrive with little or no charge. Fully charge them before first use if the radio will not power on. For long-term performance, the instructions recommend fully discharging and charging them for the first 3 cycles.