Featured AUTO-ON Design

Cherub WST-645 is an easy-to-use clip-on tuner with featured Auto-on design that was originally invented by Cherub in 2013.
Simply flip the tuner up to power it on, and push it down to turn it off. You can just leave it on the headstock and keep your instrument in tune in the simplest way.

Innovative Compensated Tuning Mode

Cherub WST-645 features 5 tuning modes: Chromatic, Guitar (Standard), Guitar (Compensated), Bass, and Ukulele.
Inspired by James Taylor's compensated tuning method, Cherub developed and included the compensated tuning mode in the WST-645, which makes the guitar sound more harmonized and in tune while playing.

Rechargeable Battery with USB-C port

The WST-645 is rechargeable. You can simply charge it through the most common USB-C port.

±1cent High Degree of Accuracy

With built-in high-sensitivity piezo sensors, Cherub WST-645 ensures ±1cent high degree of accuracy.

Large Colored LCD Display

With a large colored LCD screen, the WST-645 can be read easily no matter you are on a well-lit stage or in a dark practice room.

Specifications

Tuning range: A0(27.5Hz)-C8(4186.0Hz)

Tuning modes: chromatic, guitar(standard), guitar(compensated), bass, ukulele

Flat tuning: b, bb

Tuning Accuracy: ±1 cent

Power: 3.7V, 90mAh

Battery life: 360mins

Dimensions: 51mm(L) × 31mm(W) × 34mm(H)

Weight: 25g