Several small plastic lamp switches, with variations provided as separate files:

0:01 – Click Plastic Switch 1
0:01 – Click Plastic Switch 2
0:01 – Click Plastic Switch 3
0:01 – Click Plastic Switch 4
0:01 – Click Plastic Switch 5
0:01 – Click Plastic Switch 6
0:01 – Click Plastic Switch 7
0:01 – Click Plastic Switch 8