Tack Pro Rotax Max 20 Darts 80 cm. The largest blaster in the Rotax series. This blaster works on batteries and has a loading capacity of 20 darts. The battery function allows you to empty the magazine super fast. The Rotax Max comes with 20 darts and shoots up to 20 meters! Suitable for ages 8 and up. Excluding 4x AA batteries.