Korg TM-50 TM-60 Tuner/Metronome Black and White available can be used for wind, Guitar, Ukulele, and Piano Keyboard instruments
ATM-50C (Metro/Tuner) - Oqan
50 BPM 12/8 Metronome - YouTube
Amazon.com: LEKATO Metronome Tuner, Rechargeable 3 In 1 Digital Metronome with TAP Tempo, Woman Vocal Counts, Tuner Tone Generator for Guitar Bass Violin Ukulele Chromatic for All Instruments : Musical Instruments