About NIUBIER 1.For the first 30 days after purchase you can return the product to us for a full refund or replacement with no questions asked;2.Every units is tested before shipping to Amazon warehouse, all items will be shipped directly from Amazon’s Warehouse, receiving on time is ensured;3.Free user support： If you have any problems about the product ,Email us and you will get a respond within 12 hours.Features :Quality environmental-friendly ABS applied, Scientific design with exquisite workmanship ensure no break in use.Low defective rate of less than 0.1% ,which is much far below the industry for electronic products.Perfect for string instruments like acoustic/classical/electric guitar, bass, violin , ukulele,mandolin,banjo;Small size ,however with super bright & big LCD display.Very simple to operate,only one button controls everything:turn on /off and setting tuning modes according to your instruments.Thick & removable quality silicon pad on the clip fits well on the headstock of your instrument without damaging its finish.The tuner head turns 360 degrees for any reviewing angle for your easy reading;Auto off for no signal detected for 5 minutes to save energy.Specifications:Tuning range: A0(27.5Hz)~C8(4186Hz)Tuning scale: Chromatic, Guitar, Bass, Violin, Ukulele;Precision: 1CentA4: 430Hz- 450HzColor: BlackPower Supply: 3VDemensions: 1.34(W)x1.46(D)x1.89(H)inchWeight: 0.06 lbPACKAGE INCLUDE:1 x Tuner1 x user manual1 x coin battery3 x picks
MULTIPLE TUNING MODES: Chromatic, Guitar, Bass, Ukulele, Violin
EASY TO USE: Turn it on, clip it on, and you’re ready to tune. Since the tuner detects the pitches directly from your instruments’ vibrations, ambient room noise will never get in the way.
FAST & ACCURATE：High sensitive vibration tuner responds fast, which ignores the background noise, is ideal for loud, chaotic environment . Pitch calibration from 430HZ to 450HZ
EASY VIEW:The large color display allows you to easily see if you’re flat, sharp, or dead-on from any angle, rotates 360 degree for easy viewing from any angle
3-YEAR MANUFACTURER GUARANTEE: If the Tuner breaks or stops working, We will contact you within 24hours and assit the replacement or refund.