BOSS TU-01 Clip-On Chromatic Tuner - Black sale Power Requirements: 7-12V DC or

Power Requirements: 7-12V DC or 9-12V AC @150mA

Each output is isolated to remove ground loops

The Phase Invert switch

Controls: Power On/Off Switch

BOSS TU-01 Clip-On Chromatic Tuner - Black sale Power Requirements: 7-12V DC orThe clip on TU 01 is the most affordable tuner in the trusted BOSS lineup. Small, durable, and simple to use, it provides convenient, reliable tuning right on your instruments headstock. A bright, attractive display features a cool digital meter and note indicator, plus two lights that show when youre perfectly in tune. The TU 01 also adjusts for different viewing angles and folds down for easy transport in your case or gig bag. Product