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The SHINTYOOL 21V Lithium Battery 4.0Ah is a high-capacity, rechargeable lithium-ion battery compatible with major power tool brands. Featuring a robust 21-volt output and 4.0 amp-hour capacity, it ensures extended runtime and stable performance. Equipped with a universal charger and multi-layer safety protections, this battery is designed for professional-grade reliability and convenience, backed by a 1-year warranty for peace of mind.








| ASIN | B0BF9DBLC2 |
| Amperage | 1 Amps |
| Antenna Location | Power Tool |
| Battery Capacity | 4 Amp Hours |
| Battery Cell Type | Lithium |
| Battery Weight | 20 Ounces |
| Best Sellers Rank | #21,101 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #195 in Cordless Tool Battery Packs |
| Brand | SHINTYOOL |
| Compatible Phone Models | For ALLOYMAN, Aoben, seesill, EWORK, Inquire to learn more about compatible brands. |
| Customer Reviews | 4.4 4.4 out of 5 stars (902) |
| Item Weight | 9 Ounces |
| Manufacturer | SHINTYOOL |
| Model Number | INR18650 2000mAh-5C |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Reusability | Rechargeable |
| Unit Count | 1.0 Count |
| Voltage | 21 |
| Warranty Description | 1 yera |
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