About This Item
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.
