This is a single-pole double-throw (SPDT) Switch.
The terminals are 6.3mm (1/4″) spade type.
The mounting hole is 1/2″; maximum panel thickness is 5/16″.
The rating on the switch is 15 Amps @ 125 / 250VAC.
Can also be used on 12 Volts DC.
Terminals :  2 pole.

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