DUAL DISPLAY: This voltmeter displays both current and voltage with a large font for easy reading. LED TUBE: Features a 0.5 inch LED display for clear visibility and convenient use. GOOD ACCURACY: Offers 1% measurement accuracy, ensuring stable and reliable performance. MATERIAL: Constructed from high-quality PC flame-retardant material for enhanced safety and durability. DIN RAIL INSTALLATION: Designed for standard 35mm DIN rail mounting, making it easy to install and widely applicable. Item Type: DIN AC Rail Meter Model: SDM003 T Material: PC Flame Retardant Accuracy: 1% Display Mode: LED 0.5 inch Voltage Range: AC 80-300 V Current Range: AC 0.1-99.9 A Refresh Rate: 2 times per second Installation: DIN Rail How to Use: Follow the included instructions. Package List: 1 x AC DIN Rail Meter 1 x Manual