Dangane da ka'idar thermal, binciken da aka rufe ya ƙunshi resistors guda biyu, ɗaya daga cikinsu yana mai zafi azaman juriya na ganowa kuma ɗayan baya zafi azaman juriya na tunani.Lokacin da matsakaici ke gudana, ana ɗaukar zafi akan juriya na dumama kuma ana canza ƙimar juriya.Babu sassa masu motsi, ba tare da kulawa ba, mai sauƙin shigarwa, nau'in nau'in nau'in nau'in nau'in nau'in ya dace da buƙatun bututun diamita iri-iri, jujjuya ƙarar ci gaba da talla mai dacewa, ƙarancin matsa lamba, ƙaramin tsari, yanayin nunin LED da yanayin canzawa.