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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8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag

Product ID: 438902757

Details

Brand
Dremel
Color
Black
Power Source
Battery
Recommended Uses For Product
Grinding
Voltage
12 Volts

⚡12V Lithium-Ion Power

🎒Compact & Portable Kit

🔄5,000-35,000 RPM Variable Speed

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€ 183.80

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Sold byAmazon BelgiumDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚙️ Power, Precision, Portability — Own Every Detail

ALL IN ONE PRO KIT - Includes 5 versatile accessories, wrench, charger, and a sleek fabric carry bag—ready for any project, anywhere.
COMFORT MEETS CONTROL - Ergonomic 360-degree grip design ensures fatigue-free handling during extended projects.
PRECISION AT EVERY TURN - Variable speed dial from 5,000 to 35,000 RPM lets you tailor control for cutting, sanding, engraving, and more.
FAST TRACK YOUR WORKFLOW - Patented EZ Twist Nose Cap enables lightning-fast accessory changes—no wrench needed, no downtime.
UNMATCHED POWER IN YOUR PALM - 12V Lithium-Ion battery delivers cord-like performance with up to 2 hours runtime for uninterrupted creativity.

The Dremel 8240-5 cordless rotary tool kit combines a powerful 12V Lithium-Ion battery with variable speed control (5,000-35,000 RPM) and an ergonomic 360-degree grip for maximum comfort and precision. This compact, portable kit includes 5 accessories, a wrench, charger, and a fabric carry bag, making it ideal for professionals and hobbyists tackling cutting, sanding, grinding, and engraving projects with cordless freedom and fast accessory changes.

Specifications

ASIN	B09SKFVSMZ
Battery Average Life	2 Hours
Best Sellers Rank	#4,904 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #9 in Power Rotary Tools
Brand	Dremel
Brand Name	Dremel
Color	Black
Customer Reviews	4.6 out of 5 stars 2,211 Reviews
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)
Other Special Features of the Product	Compact, Variable Speed
Power Source	Battery Powered
Recommended Uses For Product	Grinding Cutting, Sanding
Special Feature	Compact, Variable Speed
Style Name	Industrial
UPC	080596057336
Unit Count	1.0 Count
Voltage	12 Volts

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