Precision Blue Probe Tubes Amount:Package of 36 Blue bead pellets indicate when

Blue bead pellets indicate when reactivation is necessary

Assorted box of 50 includes magenta

The Lighted Articulating Curette is a safe alternative that provides complete visualization of the tympanic membrane with a moveable tip

Easy to use - simple 'On/Off' button is the only control

Precision Blue Probe Tubes Amount:Package of 36 Blue bead pellets indicate whenProbe tubes are designed for use when performing real ear measurements (REM). Blue probe tubes are compatible with Siemens, Madsen, MedRx, Interacoustics, Inventis and Frye systems NOT Compatible with Audioscan. Product SKUs: 36ct: 2510, 120ct: 2512 Features Disposable, single use probe tubes 76mm (3") length with beveled tip Includes marker ring on each tube for marking ear canal depth MPN: 76109MBB Made in USA Available in packages of 36 or 120