Features: Easy to operate, stableperformance. with low voltage alarm and backlit function. Lithium iron battery type F measurement: from F03 string to F23 string. Can be used for a variety of batteries, including ternary batteries, lithium iron phosphate batteries, leadacid batteries. The product uses the defaultternary lithium battery 3seriesmode voltage (L03) Ternary lithium battery type L measurement: from L03series to L20series leadacid battery typeP measurement: DC12V, 24V, 36V, 48V, 60V, 72V, 84V. Specifications: Material: ABS Measuring Range: 8-100V Working Current: Less Equal to 15mA Display: LCD Accuracy: 1% RefreshSpeed: 500ms/time Hole Size: Approx. 58.5x28.5mm/2.30x1.12in Product Size: Approx. 61.3x33.3x13.5mm/2.41x1.31x0.53in Color: Colorful/Green/Blue/White Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Voltmeter