[elecena] P2140R - zmiany ceny Akumulator Li-Ion PCM 21700 3,7V 4Ah/15A 21x74mm P2140R - 53.73 PLN https://elecena.pl/product/29657531/p2140r 2025-12-31 P2140R - 57.81 PLN https://elecena.pl/product/29657531/p2140r 2026-07-19