With a faster tuning engine and a brighter screen, the eco-friendly Fender Flash 2.0 tuner will keep your instrument in tune and allow easy viewing from every angle. The Flash 2.0 rechargeable clip-on tuner works even in a noisy environment. With adjustable calibration from 430–450Hz, you’ll never be in doubt about being in tune again. A micro USB recharging cable is included and one charge will last about 20 hours of continuous use and the auto shut-off feature will allow for maximum battery life. Settings include: Chromatic, Guitar, Bass, Ukulele and Violin.