Features:1. Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away.2. Durable material: This product is made of high quality plastic material, durable and long service life.3. You can use a non-contact form to detect whether the object is live, and you can detect high-voltage knock lines on the car.4. Blue display screen: The value can be clearly seen in the test in a dim environment.5. Used for power supply (battery included) and LED lighting for easy use after a power failure.Description:The LED illuminator, it is easy to find the line in the dim environment, and can be used as an emergency flashlight.Specifications:Material: plasticSize: 143 * 36 * 18.7mmVoltage: 12-250VColor: yellow greenBattery model: 3 * button batteries (not including battery)Package Included:1 * Voltage tester (without battery)Notes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.