Gotoh UK700 ukeleles tuner

Nickel , Ivoroid Button , gear ratio 1:15

Gotoh MA40 Mandolin tuner

A style mandolin tuner, Pearloid Button,  1:14 ratio

Gotoh MF40 mandolin tuner

F style mandolin tuner , Nickel , Pearloid button, ratio 1:14

Gotoh M120 Mandolin tuner

A style tuner, nickel, Cream button, Ratio 1:14