Worldwide the only microprocessor for precise determination of string tension and playing characteristics of any tennis racquet.
WHAT YOU GET
- ERT 300 in soft case of high quality (soft case 20 x 20 x 4 cm)
- Manuals 4 languages Deutsch, English, Français, Italiano (download)
- DT-System-Disc (Tension Advisor)
- 2 Batteries (CR 2032 coin type)
Ask your Tennis expert
or order through internet (bank transfer or PayPal)