| Hom | Hom Khoom | Tus lej qauv | Siv tau | MOQ | Feature |
| Dav Dav | PCB ntawm Elevator | GGA21270A1 | Rau Otis Elevators | 1PC | Tshiab kiag li |
Lub tshuab nqa motherboard RCB-II GGA21270A1, kuj muab lwm cov qauv GGA21270A2 GFA21270A1, GHA21270A1. Txhua yam yog tsim rau Otis elevator. Yog tias koj xav tau cov qauv sib txawv, thov hu rau peb. Peb muab ntau yam khoom siv elevator.