21-Volt Lithium Ion Battery | PHP23

ATTENTION: This is a replacement battery ONLY; the charger and power tools are sold separately. Fully recharge every 3-6 months during storage for optimal health. THE FACTORY-SPEC POWER SOURCE FOR UNINTERRUPTED CORDLESS PERFORMANCE. Eliminate downtime and keep your Piranha® power tools running at full strength with the PHP23 Lithium-Ion Battery. This factory-spec 21V, 4.0Ah power pack is engineered for the demanding pace of professional landscape work, delivering the long-lasting, fade-free energy required to finish every job without the constant need for recharging. KEY BENEFITS: — FADE-FREE POWER: Maintains consistent output from the first cut to the last, ensuring zero performance drop-off as the charge decreases. — INTELLIGENT PROTECTION: Integrated smart-circuitry safeguards against overcharging, overheating, and short circuits for maximum site safety. — THERMAL MANAGEMENT: Features heat-dissipating vents to keep the cells cool under h