- LCD digital circuit voltage tester pen with an easy to read display for quick voltage checks. Suitable for automobile electrical systems, electrician work, and household wiring as an automotive circuit tester. - Comfortable handle design, safe and durable. A professional and useful tester pen for everyday electrical testing in cars and other applications. - Thoughtful detailing and design that enhances durability and practicality. A reliable car digital circuit tester built to withstand regular use. - Simple to use yet practical multi function digital pen multimeter. Provides solid performance for a range of electrical testing tasks. - Practical use scenarios: - Check car battery and electrical circuits to verify voltage presence. - Test household outlets, switches, and wiring for safety and functionality. - Use in professional settings or workshops for general automotive and electrical testing. - Key attributes at a glance: LCD display, compatible with car electrical systems and household wiring, ergonomic grip, durable build, straightforward operation, multi function digital pen capabilities.