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๐ Charge Ahead with Confidence โ Power That Keeps You Moving
The SHINTYOOL 21V 4.0 Ah Lithium-Ion Battery delivers reliable, high-capacity power compatible with a wide range of major brand cordless tools. Featuring a universal 100-240V charger with LED status indicator and advanced multi-protection safety system, it ensures long-lasting performance and safe operation. Lightweight and rechargeable, this battery is backed by a 1-year warranty and a satisfaction guarantee, making it the smart choice for professionals seeking dependable cordless power.
| Amperage | 1 A |
| Antenna Location | Power Tool |
| Asin | B0BF9DBLC2 |
| Battery Capacity | 4 amp_hours |
| Battery Cell Type | Lithium |
| Battery Weight | 1.3 pounds |
| Best Sellers Rank | #22,500 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #165 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 (974) 4.4 out of 5 stars |
| Item Weight | 9 ounces |
| Manufacturer | SHINTYOOL |
| Model Name | 4.0ah Li-ion Battery |
| Model Number | 4.0AH |
| Number Of Batteries | 1 Lithium Ion batteries required. |
| Reusability | Rechargeable |
| Unit Count | 1 Count |
| Voltage | 21 |
| Warranty Description | 1 yera |
User
Excellent Quality
Excellent product works better than expected. Quality product, fast deliver from Amazon. The price is way, cost effective from the competitors.
User
SHINTYOOL 21v 4.0 Ah Battery: A Perfect, Powerful Replacement for Off-Brand Tools!
I received the SHINTYOOL 21v Lithium Battery with Charger Adapter (4.0 Ah), and I am genuinely impressed. I took a chance hoping this would be a compatible solution for my slightly older, off-brand 21v cordless leaf blowerโand it was a perfect fit!Finding reliable battery replacements for generic or lesser-known tool brands can be a nightmare, but this SHINTYOOL battery snapped into place smoothly, instantly reviving my leaf blower. The 4.0 Ah capacity is a significant upgrade over my original battery, providing a noticeable increase in run time. I was able to clear my entire yard without needing a recharge, which was never possible before.The accompanying charger works quickly and efficiently, and the built-in LED indicator on the battery itself is incredibly useful for quickly gauging the remaining charge without having to plug it into the tool or charger. This battery delivers consistent, strong performance and proves you don't always need to buy the expensive OEM part for quality power. If you have an off-brand 21v tool, give this battery a tryโit's a high-quality, high-capacity solution.Pros:Perfect fit and compatibility with generic 21v tools.4.0 Ah capacity delivers excellent, long-lasting run time.Reliable and fast charging.Clear LED indicator for checking battery life.
User
Works great
Working well using it in backpack sprayer holds a change for days.
User
Good Value
Fit my off-brand leaf blower after others would not. 1 star withheld because it's only 4Ah so won't run when fully charged as long as a 6-8Ah ones. Fairly fast delivery right to my front porch. Hopefully it will last longer than my previous one that was only providing 2-3 minutes of run time after a full charge procedure After using for less than a year. Reasonable price with a charger included.
User
Love!!
Fit perfect and charges wellโฆ my old one got left out side ( carelessness from someone else other than me ) it got weathered and couldnโt home its charge. This was the replacement for it and I am very grateful!!
User
Replacement
Love it.
User
Works fine
Works fine
User
4 stars because itay be my tool melting terminal
Replacement battery for my go fly chainsaw. My chain saw has a issue of overheating and melting battery terminal. I yet to.find a battery strong enough to with stand the heat. It works well until melts.
User
fits Lemolifys brush cutter, grass trimmer, lawn edger
I looked long and hard for an extra battery for my Lemolifis brush cutter (a great machine) that I ordered recently from Amazon. I took a chance on this one and it fits and operates perfectly. Batteries last about 20 minutes and all the jobs I have take much longer!
User
Excelente
Muy buen producto, incrementa las horas de trabajo del taladro sin tener que estar regresando a cargar.
User
Works well
Works better than the origional
User
A product that doesn't even deserve a one-star rating.
Please take this product back and refund it. I have never received such a dirty product from Amazon.
User
good
works well, inexpensive Chinese option
Trustpilot
1 month ago
1 month ago