Where can I buy the Beers ERT 300 Tennis Computer, Black? Click Here to buy this Beers ERT 300 Tennis Computer, Black. At the moment, they include free shipping and from what I can tell when comparing prices with other online merchants, they do currently have the best deal especially with the free shipping option.
Beers ERT 300 Tennis Computer, Black Description:
New technology! Displays current string bed stiffness (dynamic tension), indicates the power and aggressiveness of play, and alerts when it is time to restring. Provides highly precise measurement through an electronic simulation of the ball impact. Pocket-sized, cordless, and easy-to-use. Works with any racquet and string type. Microprocessor controlled, battery operated.
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