100–500V Voltage Tester Pen & Slotted Screwdriver 2-in-1

2-in-1 Voltage Tester Pen & Slotted Screwdriver – 100–500V

Meet your everyday electrical companion. This compact 2-in-1 Voltage Tester Pen combines a reliable slotted screwdriver and a voltage detection pen in one slim, pocket-friendly tool. Whether you're checking live wires, verifying circuit conditions, or tightening screws during a home repair, this multifunctional pen has you covered — no batteries required.

Made in Mainland China.

Key Features

• 2-in-1 Design: Functions as both a slotted screwdriver and a voltage test pen — two essential tools in one compact body.
• Wide Voltage Range: Detects AC voltage from 100V to 500V, suitable for household outlets, appliances, and general wiring checks.
• Quick Circuit Detection: Instantly identifies live wires and circuit conditions to support safe, informed electrical work.
• Built-In Side Clip: Conveniently clips onto shirt pockets, tool belts, or toolboxes so it's always within reach.
• Compact & Lightweight: Measures just 12.6 × 1.4 cm (4.96 × 0.55 in) — easy to carry anywhere.
• No Battery Required: Ready to use straight out of the box with no setup needed.
• Slotted Head: Works perfectly for driving and removing standard flat-head screws during installation and maintenance tasks.
• Available in Blue & Yellow for easy identification in your toolbox.

Specifications

• Test Range: 100V – 500V AC
• Size: 12.6 × 1.4 cm (4.96 × 0.55 in)
• Colors: Blue, Yellow
• Battery: Not required
• Origin: Mainland China

What's in the Box?

• 1 × Voltage Tester Pen / Slotted Screwdriver

Perfect For

• Homeowners tackling everyday electrical checks and repairs
• DIY enthusiasts working on wiring, outlets, and fixtures
• Electricians needing a quick, portable backup tool
• Maintenance technicians in residential or light commercial settings

Looking for more handy tools? Check out our 1/4" Hex Shank Wire Twister Drill Attachment and our 1/4" NPT Nickel Plated Brass Air Compressor Tank Fill Valve to round out your toolkit.

For electrical safety best practices and guidance on working with live circuits, visit the OSHA Electrical Safety resource page.

Frequently Asked Questions

Q: What voltage range does this voltage tester pen detect?

A: This voltage tester pen detects AC voltages from 100V to 500V, making it suitable for standard household outlets (110V/120V) and higher-voltage circuits up to 500V commonly found in residential and light commercial settings.

Q: Does the voltage tester pen require batteries?

A: No — this tester pen requires no batteries. It is powered by the circuit it's testing, so it's always ready to use without any setup or additional purchases.

Q: Can I use this as a regular screwdriver?

A: Yes! The slotted (flat-head) tip functions as a fully capable screwdriver for driving and removing standard flat-head screws, making it a true 2-in-1 tool for everyday electrical maintenance and repairs.

Q: How do I carry this tool safely?

A: The built-in side clip lets you attach the pen securely to a shirt pocket, tool belt, or bag — keeping it handy and protected when not in use.