DESC: In today's health care environment, accurate and objective data is required for reimbursable rehabilitation services, making the JAMAR® Hydraulic Hand Dynamometer an indispensable tool Ideal for routine screening of grip strength and initial and ongoing evaluation of clients with hand trauma and dysfunction Virtually leak-proof hydraulics and isometric design ensure accurate, reproducible results and years of reliable service Built to last, a shock-resistant rubber cap protects the stainless-steel gauge and a wrist strap prevents accidental damage if dropped Unit comes with carrying/ storage case and complete instructions