plastic momentary wall switch panel have 2 gang , 4 gang , 6 gang channel version. 2 gang as same appearance as 4 gang, just up and down button both can control one lamp.
LED Supply Power: DC12V
K1–K6:key line KCOM:key Common
Note:”Kx” with “KCOM” is dry contactor , not need power.
D6–D1:LED display DCOM:LED Common
Note: D6–D1: input DC12V Then LED ON (updated in 2021-12)
