Gently Used Fender Auto Guitar/Bass Tuner AT-3 – Works Perfectly! Up for sale is a gently used Fender AT-3 auto guitar/bass tuner in great working condition. It comes with a fresh 9V battery installed, and is ready to use immediately, as shown in the video. Key Features: Advanced digital signal processing for simple hands-free tuning Tuning options for both electronic and acoustic instruments, with an input jack and built-in microphone Compact design for portability and ease of use The Fender AT-3 uses advanced digital signal processing for simple hands free tuning! The AT-3 can tune both electronic instruments and acoustic with the input jack and built in microphone. Approximate Measurements: Width: 4” Depth: 2” Height: 1” Perfect for musicians who need a reliable, easy-to-use tuner for their guitar or bass. Whether you're a beginner or a pro, the Fender AT-3 gets the job done efficiently! All of my listings are from a pet friendly, smoke free home. Bundle and save for the best discounts! Automatic discount on 2 or more items when you bundle in my closet. Fast shipping - same or next day depending on time of purchase. Thank you for supporting my small business. New to Poshmark? Use my invite code AKKADIA to get $10 off your first purchase!