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21V 4.0Ah Li-Ion Battery for Steelite Lawn Mower/Leaf Blower/Snow Blower/Snow Shovel

Model: AZDL-DC20A4
SKU: 12492782
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About this product

The Steelite 21V 4.0Ah Lithium-Ion Battery delivers strong, long-lasting power with broad compatibility across all STEELITE 20V cordless tools. Built with high-quality cells, smart protection, and durable drop-tested construction, it ensures safe and reliable performance. Its cooling vents and power indicator enhance efficiency, while the ultra-low self-discharge design maintains readiness during long-term storage, requiring only occasional recharging.

Features

  • Powerful, Long-Lasting Performance

    The Steelite 21V 4.0Ah Lithium-Ion Battery delivers strong, reliable power with an 80Wh output, providing extended runtime for both home projects and professional applications.

  • Broad Tool Compatibility

    Engineered to work seamlessly with all STEELITE 20V cordless power tools, offering a versatile and convenient power solution across your toolkit.

  • Smart Safety & Durable Construction

    Built with high-quality cells and an intelligent protection system to guard against short circuits, overcharging, over-discharging, and overheating. The battery also passes a 1.5-meter drop test for added durability and safety.

  • Efficient Cooling & Performance Features

    A built-in power indicator and heat-dissipating vent design help maintain optimal performance, allowing the battery to cool faster during intense use.

  • Low Self-Discharge for Long-Term Storage

    Designed with ultra-low self-discharge technology to retain power over time; for best results, recharge every 3–6 months when stored.

Specifications
  • Brand
    Steelite
    Model Number
    AZDL-DC20A4
    Product Name
    Steelite 21V 4.0Ah Li-Ion Battery for Steelite Lawn Mower/Leaf Blower/Snow Blower/Snow Shovel
    Battery Chemistry
    Lithium-ion
    Number Of Batteries Included
    1
    Voltage
    21 volts
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Reviews

Rating 5 out of 5 stars with 1 review

5 star rating. 1 review
100% would recommend to a friend

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 5 out of 5 stars

    Batteries

    Work just as expected. I can now keep my lawnmower running long enough to cut all the front area. No more waiting for battery to charge

    Posted by VALERIEK

See all customer reviews

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Pros for 21V 4.0Ah Li-Ion Battery for Steelite Lawn Mower/Leaf Blower/Snow Blower/Snow Shovel
There were no pros for this product—There were no pros for this product—There were no pros for this product—Battery Life

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