


Klein Tools Electronic AC/DC Voltage Tester
- Batteries Included?: No
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Description
Klein Tools Electronic AC/DC Voltage Tester
12 to 240V AC | 1.5 to 24V DC
The new Klein Electronic AC/DC Voltage Tester is a lightweight and portable meter that can be used to check, verify, or troubleshoot common residential electrical problems. You can use this meter on light fixtures, doorbells, electrical outlets, on-going construction projects and more. This tester is equipped with indicators for positive and negative DC polarity, built-in leads with side holders, and a convenient battery indicator. Powered from just 2 AAA batteries, it is easy to find back up or replacement cells. When you are done with the meter or moving on to a different task, use the durable pocket clip for a hands-free way to carry it to the next job.
Proudly Made in the U.S.A. ![]()
Features:
- Tests and identifies AC and DC voltages at four different levels
- Analog LED display - simple and user-friendly
- Built tough - can withstand a 3 meter drop
- Will identify polarity when measuring DC voltages
- Automatic shut-off for safety purposes and saving battery life
- Meets safety standards and certifications - CATIII 250V, Class 2
- Dust and water resistant
- Built-in test leads, holders, and battery indicator
- Powered by 2 x AAA batteries (included)
- Sturdy pocket clip for carrying convenience
- Klein Tools 2 Year Limited Warranty
Included:
- 1 x ET40 Tester
- 2 x AAA Batteries
- User Manual
Technical Specifications:
- Material: Plastic Housing, PCB with Electronic Components
- Case Included: No
- Power Source: 2 x AAA Batteries
- Impact Resistance: 3 meters (9.9 feet)
- IPX Rating/Ingress Protection: IP41 (Dust and water resistant)
- Display: Analog LED
- Control Type: On/Off Switch
- AC Voltage: Level Indicators - 12V, 24V, 120V, 240V
- DC Voltage: Level Indicators - 1.5V, 9V, 12V, >17-24V
- Frequency: 50/60Hz
- Pollution Degree: 2
- Tests Continuity: No
- Meets Standards: CATIII 250V, CE
- Certifications: CE, ETL, Intertek
- UPC: 092644691836
Dimensions:
- Overall Length: 5.24" (133mm)
- Overall Width: 1.11" (28mm)
- Overall Height: 1.52" (39mm)
- Lead Length: 9" (228.6mm)
- Weight: 2.3oz. (66g)
Note: For more information and detailed product map, please refer to the included or downloadable user manual.
Warnings: Read, understand, and follow all instructions, cautions and warnings attached to and/or packed with all test and measurement devices before each use. Before each use, verify tester operation by measuring a known voltage. Never use the tester on a circuit with voltages that exceed the category based rating of this tester. Always adhere to local and national safety codes. Use personal protective equipment to prevent shock and arc blast injury where hazardous live conductors are exposed. Usage of this tester in any way other than that specified by the manufacturer can impair safe operation, resulting in severe injury or death.
Item Details
| Brand | Klein |
| SKU | KLEIN-TOOLS-ET40 |
| Manufacturer Part Number | TOOLS-ET40 |
| UPC | 092680691836 |
| Color | Orange |
| Length | 5.24 in (133 mm) |
Specifications
| Primary Material | ABS |
Power Details
| Batteries Included? | No |
Unit Dimensions
| Length | 5.24 in (133 mm) |
| Width | 1.11 in (28 mm) |
| Height | 1.52 in (39 mm) |
| Weight | 2.3 oz (65 g) |
Packaging/Shipping Dimensions
| Length | 10 in |
| Width | 8 in |
| Height | 5 in |
| Shipping Weight | 0.15 lb |
Additional Details
| Packaging | Retail Packaging |
| Warranty |
Klein Tools Limited Warranty Battery Junction Warranty |
| Return Policy | Return Policy |
Bright Buys
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- Ideal for low-drain applications that require a primary battery to provide constant power
- 10-year shelf life - stock up for emergencies!
- The best choice for consistent power, great in low-drain devices like remotes
- Safe and reliable - capable of performing in high or low temperatures
- 11-in-1 card sized tool fits in your wallet or on a keychain!
- Packed with handy tools including a screwdriver & 7 wrench settings
- Serrated saw and straight-edge knife for quick cutting jobs
- Can + bottle openers for campsite meals or end-of-shift relaxation
- Four-channels saves time by charging multiple batteries at once.
- Capable of charging multiple chemistries by automatic battery detection.
- LCD display reveals the charging progress, battery type, voltage, and charging current.
- Automatic power-off function cuts off the current when charging is complete.
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- Extremely compact and powerful EDC
- Max output of 3,000 lumens with a max throw of 229 meters
- Dual fuel and available with extender for use with a 26650
- Equipped with 4 x CREE XPG3 LEDs for maximum illumination
- 225mAh capacity drives long runtimes for watches and electronics
- CR2032 coin cells packed with 3V of power
- Convenient 6-piece retail card provides backup batteries
- Easily replaceable primary lithium cells
- Top recommended battery for Apple AirTags
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- 3,000 lumens and a 250-meter throw - fierce illumination to light up your backyard
- Multiple output modes are accessible via easy side switch operation
- Strobe, SOS, and beacon modes offer distinct signaling capability
- High-capacity battery supports the light with a maximum 227-hour runtime






