---
product_id: 609544558
title: "21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL"
brand: "shintyool"
price: "€ 5.90"
currency: EUR
in_stock: false
reviews_count: 8
url: https://www.desertcart.gr/products/609544558-21v-lithium-battery-4-0-ah-battery-with-charger-adapter
store_origin: GR
region: Greece
---

# 4000mAh long-lasting capacity 21V high-voltage power Universal 100-240V charger 21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL

**Brand:** shintyool
**Price:** € 5.90
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your productivity, never miss a beat!

## Quick Answers

- **What is this?** 21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL by shintyool
- **How much does it cost?** € 5.90 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/609544558-21v-lithium-battery-4-0-ah-battery-with-charger-adapter)

## Best For

- shintyool enthusiasts

## Why This Product

- Trusted shintyool brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Charge Smart & Safe:** Universal charger with LED indicator and multi-protect safety system guards against overload, overheat, and over-discharge.
- • **Power Up Your Tools:** 21V lithium-ion battery delivers consistent, high-voltage performance for demanding tasks.
- • **Endurance That Lasts:** Massive 4000mAh capacity ensures extended runtime, so you stay productive without constant recharging.
- • **Confidence Guaranteed:** Backed by a full refund or replacement policy, because your satisfaction powers us.
- • **Seamless Compatibility:** Works flawlessly with major power tool brands and models—upgrade without the hassle.

## Overview

The SHINTYOOL 21V Lithium Battery offers a robust 4000mAh capacity with a reliable lithium-ion build, compatible with a wide range of major power tool brands. It includes a universal 100-240V charger featuring an LED charging indicator and advanced multi-protection safety features, ensuring long-lasting, safe, and efficient performance for professional-grade leaf blowers and other tools.

## Description

Product Description

Review: Works well - Works better than the origional
Review: The worst - The worst battery ever purchased. Does not hold charge. less than 10 minutes. Lost money.

## Features

- ★ 【Compatible with More 】Our batteries are compatible with some major brands, for power tools bl1860b bl1850 bl1840 bl1850b-2 bl1845 bl1830 bl1820 bl1815 lxt-400 series please feel free to contact us for more model information.
- ★【21 Volt Lithium Battery 】Battery voltage: 21v, capacity: 4000ah, type: lithium ion, made of 10 pcs quality lithium ion battery,can provide stable capacity and output.
- ★【Charger】Support 100-240v universal standard ac input voltage.1a power adapter,us plug,led indicator to easily see the charging situation.
- ★【Multi-Protect Safety System】This battery is equipped with overload protection, overheat protection & over-discharge protection.
- ★【Note on Battery】In order to protect the battery, please do not charge more than 6 hours.Note: Please Fully charge the battery before its first use. Please do not charge the battery for overnight since it will badly damage the battery life.
- ★【WE’VE GOT YOU COVERED】 Any Non-human Damage Or Any Reason You Are Not Completely Satisfied With Our Product, We Will Immediately Provide You A Full Refund ( Or Replace Your Item).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BF9DBLC2 |
| Amperage | 1 Amps |
| Antenna Location | Power Tool |
| Battery Capacity | 4000 Amp Hours |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 20 Ounces |
| Best Sellers Rank | #69,821 in Garden & Outdoors ( See Top 100 in Garden & Outdoors ) #449 in Blowers |
| Brand | SHINTYOOL |
| Brand Name | SHINTYOOL |
| Compatible Phone Models | For ALLOYMAN, Aoben, seesill, EWORK, Inquire to learn more about compatible brands. |
| Customer Reviews | 4.4 out of 5 stars 902 Reviews |
| Item Weight Unit of Measure | 9 Ounces |
| Manufacturer | SHINTYOOL |
| Model Number | 4.0AH |
| Net Quantity | 1 Count |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Recommended Uses For Product | Power Tool |
| Reusability | Rechargeable |
| Unit Count | 1 Count |
| Voltage | 21 |

## Product Details

- **Number of Batteries:** 1 Lithium Ion batteries required.
- **Brand:** SHINTYOOL
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 4000 Amp Hours
- **Net Quantity:** 1 Count
- **Voltage:** 21
- **Reusability:** Rechargeable
- **Battery Weight:** 20 Ounces
- **Item Weight:** 9 Ounces
- **Amperage:** 1 Amps

## Images

![21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL - Image 1](https://m.media-amazon.com/images/I/61oXd+D0MgL.jpg)
![21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL - Image 2](https://m.media-amazon.com/images/I/61WPdsv++aL.jpg)
![21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL - Image 3](https://m.media-amazon.com/images/I/71kyEYMeqzL.jpg)
![21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL - Image 4](https://m.media-amazon.com/images/I/61qCPzXrMkL.jpg)
![21V Lithium Battery - 4.0 Ah Battery With Charger Adapter Led Indicator Compatible With Leaf Blower By SHINTYOOL - Image 5](https://m.media-amazon.com/images/I/610+FH2-S6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works well
*by E***A on 9 September 2025*

Works better than the origional

### ⭐⭐ The worst
*by P***N on 6 October 2025*

The worst battery ever purchased. Does not hold charge. less than 10 minutes. Lost money.

### ⭐ A product that doesn't even deserve a one-star rating.
*by A***J on 20 September 2025*

Please take this product back and refund it. I have never received such a dirty product from Amazon.

## Frequently Bought Together

- SHINTYOOL 21v Lithium Battery - 4.0 Ah Battery with Charger Adapter Led Indicator Compatible with Leaf Blower
- SHINTYOOL 21V Single Port Rapid Charger Base, Fast Charger for 21V Lithium-Ion Battery (Battery Not Included)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-08-13*