With a faster tuning engine and a brighter screen, the eco-friendly Flash2.0 Rechargeable Tuner will keep your instrument in tune and allows viewing from every angle imaginable on your instruments headstock. The Flash2.0 clip-on tuner will keep your instrument in tune in a noisy environment and help save the planet at the same time. With /- 1 cent tuning accuracy and several commonly used tuning options rarely found on a clip-on tuner, youll never be in doubt about being in tune again. Featuring two 360 o rotating swivels and a 120 o hinge that allows viewing from every angle imaginable on your instruments headstock, youll always have the best view of the bright color LCD display. A micro USB recharging cable is included. 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. Tuning modes include: ½ step flat, full step flat, and open G, D and E.