The Worx Dual Battery Cordless Chainsaw Simultaneously Uses Two 20V Batteries For Extra Power And Runtime. Additional Safety Features Include A Chain Brake That Stops The Blade In Less Than Half A Second, Steel Bumper Spikes And Low Kickback.

• Auto Chain Tension System Guarantees Optimum Tension While Tightening
• Quick Stop Chain Brake For Emergency
• Dual Port Charger Can Charge 2 Batteries At The Same Time