Battery a kata na chemical reaction arawn alai ni a majaw, battery hpe n-gun 20% hta n-pu (sh) 80% jan ai aten hta battery n-gun yawm mat ai shaloi grau law na re. Dai majaw, lithium-ion battery a wan n-gun hpe 20% hte 80% lapran na madang hta tawn da ai gaw, battery sum ai lam hpe shayawm ya lu nna, battery a n-gun kaba hpe aten galu hkam kaja hkra galaw ya lu ai.
Dai hta n-ga, na a mobile phone hpe aten galu n-gun n jaw u, grau nna laptop ni a matu. Battery hpe grau kaja ai bungli masa hpe n-gun jaw ya lu ai. Shata mi hta kalang charge hte discharge gaw battery a prat hpe hkrak hkra jat ya lu ai.
