10 masters included. Possibility to purchase additional masters. All platforms are almost identical with minor insignificant cosmetic and design differences. Platforms and accessories may vary slightly compared to images. Can be used with and without anchoring. With anchoring, it can be used up to 150 meters height. Without anchoring, it can be used up to 20 meters height. Possibility to connect multiple units for a larger work area. NB: Images are of a lift and may not be the one being sold