Indicator: LED Display
Tuning Range: A0 (27.5 Hz) – C8 (4186 Hz)
Tuning Mode: Vibration
Response Time: 20ms
Precision: +/- 1 cent
Calibration: 430Hz – 450Hz
Power Supply: CR2032 Lithium Battery (3V)
Power Consumption: 12mA
Dimensions:
    (NT100 only): 2.48” (63mm) L x 0.5” (13mm) D x 1.1” (28mm) W
    (On Versa-Mount Base): 2.7″ (69mm) L x 0.59″ (15mm) D x 1.22″ (31mm) W
Weight: .89 oz (25g)

NT-100 Ninja Tuner manual

 
Ninja Tuner front and back