1. E kūʻai i 200 pūʻulu o nā kauoha, ke kanaka-machine interface, hiki ke loaʻa ka ʻike hōʻike pale i kēlā me kēia manawa, hoʻololi, hoʻohui, kāpae.
2. Kelemānia KEB servo kaʻa kaʻa hoʻokele, kiʻekiʻe-hana synchronous servo kaʻa kaʻa.
3. Hoʻohana ʻia ka mīkini ʻoki ʻoki ʻana i ke ʻano o ka maka kila i mua, ka mīkini paʻakikī e wili ana i ka backlash-free transmission, precision kiʻekiʻe a me ke ola lōʻihi.
4. Ka pā hale o ka hao hina hina, rigidity, vibration kū'ē.