... high quality ,competitive price. Model: NI-MH AA 2100mAhEspecially designed for walkman, MP3 player, recorder, toys, gamboy, digital camera. ... Cholipow NI-MH batteries are ideal for high drain devicesNo memory effect Caution:1) Fully charger ... before use and charger them with charger according to charging instructions for best peromance.2) Avoid reverse charging. Check battery ...