Beltrona's RTU4AAZ is a rechargeable battery pack featuring 4x AA cells, solder tabs, and 2200 mAh capacity. This industrial-grade battery is ideal for use in non-standard rechargeable applications requiring 4.8 V power. It is commonly used in prefabricated electronics and other specialised equipment. https://elecena.pl/product/28852344/beltrona-belrtu4aaz-battery-pack-4xaa-2200mah-nimh-rechargeable-4-8-v 2025-05-28 https://elecena.pl/product/28852344/beltrona-belrtu4aaz-battery-pack-4xaa-2200mah-nimh-rechargeable-4-8-v 2026-07-17