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    AAAA Battery Specifications and Types

    batteryequivalents.com/aaaa-battery-dimensions-features-and-replacements.html

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    Physical Characteristics
    • AAAA batteries measure 8.3 x 42.5 mm in dimensions
    • Similar to AAA (10.5 x 44.5 mm) and AA (14.5 x 50.5 mm) batteries
    • Many manufacturers use 'AAAA' label to avoid confusion
    Non-Rechargeable Types
    • Most common are alkaline batteries with 1.5V voltage
    • Alkaline batteries offer better performance and longer shelf life
    • Capacity varies from 250 mAh to 680 mAh depending on discharge conditions
    Rechargeable Types
    • NiCd batteries contain toxic cadmium and have memory effect
    • NiMH batteries are preferred due to better performance and safety
    • Lithium-ion batteries operate at 3.2-3.7V with 150-200 mAh capacity
    Usage and Storage
    • Used in small electronic devices like calculators and flashlights
    • Non-rechargeable batteries suitable for low-drain applications
    • Lithium batteries ideal for high-energy devices
    • Store at room temperature for 3-5 years
    • Can be stored in fridge above freezing point

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