Voltage Tester with Double Head Screwdriver Tester Tool,Non Contact Voltage Detector,Electrical Tester,Dual-Range AC 11V/30V-1000V,LCD Display,Buzzer Alarm,Live/Null Wire,Wire Breakpoint Finder RED
Built-in LCD screen, comes with cross and flat screwdriver bits. Integrates voltage testing and screwdriving functions, perfect for electricians, DIY enthusiasts and home use.
Non-contact Voltage Detection
Dual AC voltage range: 11V-450V & 30V-1000V. NCV induction design easily identifies live and neutral wires safely without direct contact.
Dual Sound & Light Warning
Red/green screen display distinguishes high/low voltage. Louder beep and brighter light with closer distance or higher voltage, intuitive and safe to use.
Practical & Durable Design
Equipped with pen clip for easy carry. Auto power off saves power. Sturdy ABS shell ensures long service life for various repair scenarios.
Complete Package
Comes with 2pcs 1.5V AAA batteries, ready to use out of box. Compact and portable to meet daily testing and repairing demands.
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2-in-1 Voltage Tester & Screwdriver:B20 is multi-function Voltage Tester equipped with clear LCD display.It also features dual-purpose screwdriver heads(crosshead and flathead),wire checking and everyday electrical projects.B20 Voltage Tester combines voltage detection,screwdriving,and clear digital readouts in one compact toolideal for electricians,DIYers,and homeowners working on electronics,and daily household projects
Non-Contact:B20 non-contact voltage tester features visual and audible alarms,supports dual AC voltage ranges: 30V1000V/11V450V.using the NCV inductive probe by placing the tip near the terminal block,socket,or power line.Accurately detects Live and Neutral wires,ideal for home,industrial,and professional electrical tasks
Clear Alerts & Safe Operation:This Voltage Tester send out multiple alarms through sound and light.When the voltage is detected,the tip will send out red light and beep.When the higher the sensed voltage is,or the closer it is to the voltage source,it beeps at a higher frequency and the percentage value will be larger.At the same time,the screen will be red or green,red means high voltage and live wire are detected,green means low voltage and null wire are detected
User-friendly Design:This electricity tester also features a pen clip for easy carrying during electrical maintenance.The features both crosshead and flathead dismantling capabilities for added convenience,for small repair and maintenance tasks.Automatic shut-off saves battery life when not in use.while the ABS-shell ensures durability for use in electronic factories,automotive repair,households,and-more
Package includes :1*Screwdriver Tester Pen,2*1.5V AAA batteries.This versatile voltage tester and screwdriver combo offers both convenience and portability for your everyday testing and repair needs
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First Listed on Newegg
May 18, 2026
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Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.