Intelligent Voltage Tester Pen AC Non-contact Induction Test Pencil Voltmeter Power Detector Electrical Screwdriver Indicator
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Specifications
- Brand Name
- JUSTINLAU
- High-concerned chemical
- None
- DIY Supplies
- Electrical
- Origin
- Mainland China
- Voltage range
- Other
- Battery Included
- No
- Dimensions
- /
- Operating Temperature
- /
- Accuracy Class
- /
- Display Type
- Analog and Digital
- Power Supply
- Battery
- Certification
- CE
- Model Number
- Electric Pen
- Choice
- yes
Product Description
Specification:
Battery model: LR41 X 3 (Included)
Measuring range: voltage 70-250V
Bit material: chrome vanadium steel
Shell material: ABS
Size: About 140x20mm/5.51x0.79in
Feature:
1. High hardness and good electrical conductivity
2. Maintenance electrical measurement / screwdriver assist
3. Humanized clip design for easy electrical maintenance and portability
4. Fully insulated anti-fall material, durable and improved safety performance
5. Self-checking LED high-brightness bulbs: high-brightness works smoothly and is still clearly visible in the sun
Uses: can be used in electronic factories, electrical appliances, car maintenance, household, etc., widely used
Function:
1. Neutral line/live line detection: the test result LED red light and green light indicate live line, green light indicates neutral line
2. Detection along the line: LED light on means the line is unblocked, LED light off means the line is disconnected
3. Wire switch: if the plug and the inner core of the wire are intact, the light will be on, and if it is not on, it means that the core wire is in poor contact
Note:
1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2.Please allow 1-2cm measuring deviation due to manual measurement.
Pros & Cons
Pros
- Dual-function design acts as both a voltage tester and a screwdriver, saving tool space
- CE certified for safety and quality standards
- Clear analog and digital dual display for easy voltage reading
- High hardness chrome vanadium steel bit for long-lasting use
Cons
- Conflicting information about whether batteries are included in the package
- No protective carrying case included, so the pen can be damaged easily in a tool bag
- Limited voltage testing range of 70-250V, not suitable for higher or lower voltage systems
- Partial redaction of operating temperature and humidity details in the listing
Common Questions
What materials are used in this voltage tester pen?
The test bit is made of chrome vanadium steel, and the outer shell is durable ABS plastic, per the product description.
What are the dimensions of this voltage tester pen?
It measures approximately 140x20mm (5.51x0.79 inches), per the product description.
Can this tool be used for both electrical testing and screwdriver tasks?
Yes, it functions as both a voltage detector and a standard screwdriver for small electrical repairs.
What voltage range can this tester pen detect?
It can measure AC voltage between 70-250V, per the official specifications.
Where is this voltage tester pen shipped from?
This product originates from Mainland China, per the listed product specs.
Product information last updated on February 20, 2026