Are you looking for a new tuner? The K9 might be the solution for you! This little device has five different tuning modes: chromatic, guitar, bass, ukulele, and violin. Moreover, the tuning capabilities of the K9 are incredibly precise, so you can always guarantee a reliable tuning. Another amazing advantage of this tuner, is that it has a rechargeable battery. This is a lithium-ion battery that can be charged with the included USB-C cable. The battery can last for over 15 hours, and because tuning doesn’t even take minutes, the device doesn’t have to be charged often. Furthermore, the device has a clear VA-LCD screen so you’ll be able to see the tuning clearly in even the darkest of rooms.