- It will be flashing after hitting
- Multi-layer construction
- The weight is 44g, the diameter is 42.8mm, wind tunnel is 421
- A super-bright LED embedded inside
- Du-pont surlyn cut-proof cover
- Flashing for 6 minuers /30 seconds after hitting (20% difference for the gap of IC inside the ball)
- Battery life, about 30 hours for red ball and about 20 hour for blue and green (because of the different needed voltage)
- The lithium battery of 3V
- 60% compression
U.S.PATENT PENDING #11/889,229
Payment:T/T
