Please measure the circumference of your forearm or upper arm (un-flexed) for a guaranteed fit minimum 12
3V and 5V logic inputs
water/oil ResistanceWeather resistance
3in Package Weight: 19g Package List: 1 Stylus Pen Note: It is normal that the color on the pictures might be slightly different from the real item due to different lights or monitors
covering such components as radio
Prohands Gripmaster Rehab Hand Exerciser, Finger Exerciser (Hand Grip Strengthener), Spring-Loaded, Finger-Piston System, Added Palm Cushion, (7 lb Heavy Tension, Blue-Gripmaster Rehab) 7 Pound (Heavy Tension) Blue - Gripmaster Rehab electronics3 Please measure the circumference ofProhands Gripmaster Rehab Hand Exerciser, Finger Exerciser (Hand Grip Strengthener), Spring Loaded, Finger Piston System, Added Palm Cushion, (7 lb Heavy Tension, Blue Gripmaster Rehab) Prohands Gripmaster is the original, patented hand exerciser with individual power buttons. Now that our patents have expired, many imitators have appeared, and these products do not have the engineering and quality which goes into every hand exerciser we make. Beware
