A top tuner by Lisheng which sells at $27 new. It’s very versatile and can be used for guitar, bass and violin. It’s in great condition and has its own built in stand.
Here’s what Lisheng says
New! Top of the line tuner for your Autoharp. Keep your Autoharp in tune. LED lights let you know if the pitch is flat or sharp. Runs off of two AAA batteries. Measurement range 27.5 Hz to 4,186.00Hz. The wide range is made to reach all the the high and low notes.
Features chromatic, guitar, bass, and violin modes. This tuner has a 1/4 inch input and output jack for electric instruments and a condenser microphone for acoustic instruments. It also has a tilt stand for easy screen viewing.