high-purity graphite for improved conductivityHigh-density zinc-S powder for more power generationStreamlined internal design for better power transmissionPatented, leak-proof construction+ 80% more power in high-power applications compared to IEC Standard 60086-2: 2021 MADDeveloped for popular electronic devices LR06, 4-pack blister pack AA Ultra Alkaline Mignon, 1.5 V