Vibration Meter Color LCD Digital Vibration Analyzer Acceleration Velocity Distance Frequency Temperature Testing Mode Item Type: Vibration Meter Product Material: ABS Battery: 1 x 3.7V Polymer Battery, 2000mAh (Built in) Testing Modes: Acceleration, Velocity, Distance, Frequency, Temperature Acceleration Range: 0.1m/s²-300m/s², Accuracy: ±1.5% ± 2 digits (20Hz-8KHz), ±3% ± 2 digits (8KHz-12KHz) Velocity: 1mm/s-850mm/s, Accuracy: ±1.5% ± 2 digits (20Hz-1KHz) Distance: 1μm-3300μ, Accuracy: ±1.5% ± 2 digits (20Hz-1KHz) Frequency: 30Hz-14KHz, Accuracy: ±1% ± 2 digits Temperature: -10-60℃ Storage Capacity: 8MB (397000 Data Points) Battery Indicator Light: 4 Levels