SHINTYOOL 21V Lithium Battery 4.0Ah with Charger | LED Indicator for Leaf Blower & Tools

Power, compatibility, and ready-to-go convenience

The SHINTYOOL 21V Lithium Battery is designed to provide dependable energy for leaf blowers and a wide range of compatible tools. With a 21-volt Li‑ion configuration and a 4.0 Ah capacity, this pack aims to deliver stable output across tasks—from quick cleanups to longer sessions. The 10-cell construction supports a steady power curve, which can translate to smooth starts and consistent performance when you need it most. This battery is built for real-life work, where steady power and reliable operation matter at the moment of need.

Key features at a glance

• 21V lithium battery with 4.0 Ah capacity for extended run-time
• Compatible with multiple brands and models, including popular tool series
• 1A charger with universal 100–240V input and a US plug for easy setup
• LED indicator on the charger to quickly see charging status

Standard care notes help you get the most from each charge: avoid charging beyond six hours, and fully charge the battery before first use. Do not leave charging unattended overnight to protect longevity and performance. A clear charging routine helps you plan downtime efficiently and keeps your gear ready when you need it.

Safety, care, and durability

• Multi-Protect Safety System with overload, overheat, and over-discharge protections
• Compact, practical design designed for straightforward handling and quick tool swaps

In everyday use, you may appreciate the reliability of quick swaps between tools, steady power delivery in outdoor conditions, and the confidence that the battery will perform across a variety of environments. Results can vary by tool and task, but the setup is intended to support versatile, day-to-day workflows without overpromising outcomes.

Service and reassurance

We stand behind SHINTYOOL products with a straightforward policy: if you’re not completely satisfied for any reason, we’ll arrange a full refund or a replacement. This commitment complements the practical benefits of the battery and charger kit, giving you a clear option if your experience doesn’t meet expectations.