How long does it take to fully charge the Dremel 8240?

Once the B815-01 battery pack is inserted into the charger a blinking green light on the charger will indicate the battery is charging. A solid green light will indicate a fully charged battery. Total charge time is approximately 65 minutes.

How long does a full battery charge last?

The 8240 battery lasts approximately 10 minutes in heavy duty applications and 20 minutes in light duty applications. The estimates provided are based on average use and actual runtimes may vary.

The Battery Indicator light shows three flashing lights, what does this mean?

The three flashing lights indicates that the tool is stalling and is too hot for use. If this happens, remove the tool from the material & shut off. Allow it to cool down. Resume use without excel pressure.

What’s the difference between the Dremel 8220 and the 8240?

Versus the 8220, the 8240 features improved design & extended soft grip for more control & comfort. The tool also has enhanced electronics for optimal power, performance and efficiency; and also has improved ventilation to reduce heat during use.

What’s the main difference between the Dremel 8250 and the 8240?

The 8250 features a brushless motor that provides more power, more runtime and more speed vs the 8240 brushed motor. The 8240 does still provide a high level of power, and performance.

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Dremel 8240-5 12V Cordless Rotary Tool Kit with Tool Fabric Carry Bag

Product ID: 438902757

Details

Brand
Dremel
Color
Black
Power Source
Battery
Recommended Uses For Product
Deburring
Voltage
12 volts

⚡12V / 2AH Lithium-Ion Battery

🔄5,000-35,000 RPM Variable Speed

🛠️Patented EZ Twist Nose Cap for Quick Accessory Changes

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Description

⚡ Unleash cordless power and precision—work smarter, not harder!

STAY IN THE ZONE - Quiet operation with smart ventilation keeps your focus sharp and your workspace cool.
COMFORT DRIVEN DESIGN - Ergonomic 360-degree grip zone ensures fatigue-free handling during extended creative sessions.
SWIFT ACCESSORY SWAPS - Patented EZ Twist Nose Cap enables lightning-fast accessory changes—no wrench needed, no downtime.
POWER MEETS PORTABILITY - Cordless 12V lithium-ion battery delivers up to 2 hours of uninterrupted high-performance work.
PRECISION AT YOUR FINGERTIPS - Variable speed control from 5,000 to 35,000 RPM lets you tailor power for every project with surgical accuracy.

The Dremel 8240-5 is a compact, cordless rotary tool powered by a 12V/2AH lithium-ion battery, offering variable speeds from 5,000 to 35,000 RPM. Designed with an ergonomic 360-degree grip and patented EZ Twist Nose Cap, it ensures comfort and quick accessory changes. Ideal for cutting, sanding, grinding, and polishing, this kit includes 5 accessories, a charger, wrench, and a fabric carry bag—perfect for professionals and hobbyists seeking versatile, portable power with up to 2 hours of runtime.

Specifications

ASIN	B09SKFVSMZ
Battery Average Life	2 hours
Best Sellers Rank	#4,939 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #11 in Power Rotary Tools
Brand Name	Dremel
Color	Black
Customer Reviews	4.6 4.6 out of 5 stars (2,336)
Included Components	8240, B815-01 2.0Ah battery, GAL12V-20 charger and 5 accessories
Item Dimensions	9.98 x 2 x 2.38 inches
Item Type Name	Rotary Tools
Item Weight	1.5 pounds
Manufacturer	Dremel
Manufacturer Part Number	8240-5
Manufacturer Warranty Description	Limited 2 Years
Maximum Rotational Speed	35000 rpm
Minimum Speed	5000 rpm
Model Number	8240-5
Number of Batteries	1 Lithium Ion batteries required. (included)
Number of Items	1
Other Special Features of the Product	Compact, Cordless, Variable Speed
Power Source	Battery Powered
Recommended Uses For Product	Deburring, Grinding, Polishing, Sanding
Style Name	Industrial
UPC	080596057336
Unit Count	1 Count
Voltage	12 volts

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AR$345641

Duties & taxes included

In stock

Sold byAmazon ArgentinaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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