Brand new and high quality Features: 1. Wide measuring range: This plug-in voltage monitor measures AC 80-300V (110V, 220V) with low power consumption. 2. Flat plug design: Compact plug-in design allows the voltage tester to detect and measure current voltage instantly when connected to a wall socket or switch. 3. Function: Helps monitor power supply to protect household appliances from damage caused by low or unstable voltage. 4. LCD display: Digital LCD screen with blue backlight provides clear readings, easy to read even in low-light conditions. 5. Applications: Suitable for measuring AC voltage in homes, offices, and industrial environments. 6. Durable construction: Made from high-quality PC material, impact-resistant, eco-friendly, and flame-resistant. 7. Portable design: Mini size and lightweight for easy carrying, storage, and transport. Voltage meter only; other accessories shown in images are not included. Warm tips: 1. Keep away from children. 2. Do not use in damp or wet environments. Specifications: Model: DM55-1 Measuring Range: AC 80-300V Measuring Error: ±0.01 LCD Display Color: Blue Display: 3-digit screen Input Voltage: 110-220V Output Voltage: 110-200V Material: PC Size: Approx. 5.6 x 4.1 x 6 cm / 2.20 x 1.61 x 2.36 in Color: White Optional Plug Type: EU (220V), US (110V) Quantity: 1 Piece Notes: 1. Please allow 0-1 cm error due to manual measurement. Ensure you are comfortable with this before purchasing. 2. Due to differences in monitor displays, the actual color of the item may vary slightly from the images. Package Includes: 1 x Voltage Meter