A 2 way switching connection means you can control an electrical equipment like bulb by two switches placed at different places generally used in the staircase. They are wired so that operation of either.

Livolo 220v 50 60hz Two Gang Two Way White Glass Panel Switch Touch Control Wall Light Switch Vl C701s 11 Vl C701s 11 View Two Gang Two Way Switch
Two gang two way light switch diagram. Two way switch can be operated from any of the switch independently means whatever be the position of other switchonoff you can control the light with other switch. 2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours 2 way switch two wire control three way switching. Each of the gangs or switches above in fig 2 of which there are two work like this fig 3. In position 1 when the switch is down or on com and l1 are connected together just like the one way switchin position 2 when the switch is up or off com and l2 are connected together. 3 way light switching new cable colours 3 way light switch old cable colours 3 way light switch using a two wire control. 2 way switch 3 wire system new harmonised cable colours 2 way switching means having two or more switches in different locations to control one lamp.
2 gang 2 way switch wiring diagram wiring diagram is a simplified usual pictorial representation of an electrical circuitit shows the components of the circuit as simplified shapes and the power and signal links in the midst of the devices.