Features:

· Large load, applicable to large power switch. · Small size, applicable to high-consistency installation. · Applicable to remote control of TV set, copycat, vending machine and air-conditioner, etc

Jargon:
SPNO(1A)=Single Pole Normally Open
SPNC(1B)=Single Pole Normally Closed
SPST(1C/O)=Single Pole Single Throw
DPDT=Double Pole Double Throw=2C/O
TPDT=Three Pole Double Throw=3C/O