01POWER & ELECTRICAL SUPPLIES
Precision Voltage Detection in a Pen Form
Sleek and compact, this black tester pen fits naturally into the pocket of an electrician or the kit of a DIY enthusiast. Its slender profile allows for precise access to tight junction boxes and appliance backs.
The device identifies live and neutral wires without direct contact, using distinct LED colours to signal voltage presence. It is suited for professionals and hobbyists who require reliable feedback during electrical work.


02DESIGN
Durable PVC Construction with Screwdriver Tip
The body is moulded from high-quality PVC, offering a durable grip that withstands daily workshop use. The tip doubles as a slotted screwdriver, allowing you to probe terminals directly. Internal components include a spring, resistance block, and neon bulb tube, ensuring consistent performance across various voltage levels.

04DETAILS
Self-Check Function and Waterproof Capability
Before starting work, hold the tip with one hand and touch the tail with the other to trigger the self-check light. If it glows, the unit is ready; if not, replace the battery. The waterproof construction ensures reliability in damp basements or outdoor sites, where moisture might compromise standard tools.
PACKAGE
Compact Pair for Portable Kits
The set contains two pens, packaged in a carton measuring 11 x 22 x 33 cm with a total weight of 0.1 kg. This lightweight format makes it easy to store in tool rolls or carry between job sites, ensuring you always have a backup unit available when troubleshooting complex circuits.
AT A GLANCE
The key points
- Includes two identical tester pens in one package
- Red LED signals live wire; green indicates neutral
- PVC handle with slotted screwdriver tip
- Waterproof design for outdoor or damp environments
- Self-check function verifies battery status instantly
About this product
High-quality —- Responsive Electrical Tester Pen is composed of a high-quality and durable PVC Handle, screw rod, slotted point screwdriver, nut, spring, neon bulb tube, and resistance block, which ensure safety while using.
Fast Identification of Null-live Wire —- As long as it is close to the insulation of the wire, the plastic shell of the electrical appliance, etc., when the light is on, it means that the line is live. The brighter the light, the higher the voltage of the tested circuit, and vice versa.The test result LED red light and green light indicate live line, green light indicates neutral line.
Bright Light and Waterproof —- The Responsive Electrical Tester Pen is designed with a bright LED light, which is also an obvious cue when used during the day. It is waterproof, which allows you to work well outdoors.
Self Check Function —- In self-check before use, please hold the pen tip with one hand and touch the tail with the other hand. When the light is on, it means the tester pen is normal and has sufficient power. No light indicates that the battery needs to be replaced.
Wide Application —- Widely used in home, industry, electric power, automobile maintenance, electrical testing, and other life and work scenes. Perfect gift for electricians, electronics enthusiasts, and fathers.











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