Please read description carefully.
Do not base your order on the picture presented.
Features of the Baseline Pneumatic Squeeze Bulb Dynamometer: The Baseline® squeeze (bulb) dynamometer is the inexpensive way to reliably measure hand and finger strength. The dynamometer is available with and without a maximum force indicator (reset) that remains at the maximum reading until reset. Unit is calibrated in PSI (pounds-per-square inch).
Medex SKU: FAB-12-0293