For MM/MC/MI and piezoelectric acoustical pickup, nonmagnetic, no magnetic field adhesivity, reading reliable High precision and accurate stylus gauge for accurate stylus force adjustment Accurate stylus force is important for ensuring the playback result and life of your valuable records and cartridge Blue backlight display with high-quality stainless scale, packaged with superior leather sheath for good protection Comes with one weight and two button batteries, enables long-time standby Feature: For MM/MC/MI and piezoelectric acoustical pickup, nonmagnetic, no magnetic field adhesivity, reading reliable High precision and accurate stylus gauge for accurate stylus force adjustment Accurate stylus force is important for ensuring the playback result and life of your valuable records and cartridge Too high stylus force results in shortened record/stylus life while too low stylus force results in easy mis-tracking, and both cases lead to poor audio performance Specification: Capacity: 0-5.00g (display 3 digit) Graduation: 0.01g - highly sensitive Power: 2 x 1.5V lithium cell AG12 (included) Easy to operate, automatic turn-off after 2 minutes of inactivity Stainless steel weighing area - nonmagnetic Color: Black Material: ABS + Metal Size: 9.5 x 4.8 x 2.4 cm Package Contents: 1 x Stylus dynamometer 1 x Calibration weight 1 x Bag Only the above package content, other products are not included Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing The measurement allowed error is +/- 1-3 cm