Can I use regular baseballs to train? No, it won't work. It only works with Furlihong 1 oz dimpled balls. How often does the machine release the ball in seconds? It tosses about every 5 seconds. But the machine is equipped with delay protection, so you need to wait 5 seconds after turning it on before the first ball is launched. What is the max pitching speed? The max speed of this machine is 30 mph, it is not suitable for professionals. Can I use AC power? Yes, it runs on 4 x D batteries or 6V AC power. The machine stops pitching, what should I do ? 1, check the power( replace batteries or replug the adapter) 2, check if the balls get stuck in the machine, turn the machine off, get all the balls out of the machine and restart it Previous page Ideal for hitting and fielding practice. Pitching distance ranging from 5.46 yard to 8.2 yard. Can throw all kinds of pitches like fastball, curveball, slide ball. There are 4 angles available. Can be mounted on most camera tripods. Next page 1 Hitting Practice 2 Pitching Distance 3 All Kinds of Pitches 4 Angle Adjustable 5 Tripod Mountable Previous page Baseball Pitching Machine Set Your all-in-one solution for baseball practice, complete with a telescopic baseball bat and a handy carry bag. Learn More Replacement Training Balls 9-Inch dimpled baseballs, work for 3801BH / 680BH / 6802BH / 6801BH training machine. Learn More Next page