The PBS-33B is a pushbutton switch that can be equipped with a rubber cover for water-proofing purposes. It has a rating of 1A 250VAC and a maximum contact resistance of 100mOhm. The switch function is OFF-ON and it has an electrical life of >= 10,000 cycles. The operating temperature range for this switch is -25C~+85C and it has a dielectric strength of 500VAC for 1 minute. Additionally, it has a minimum insulation resistance of 100mOhm (500VDC). The PBS-33B switch is available for OEM or ODM customization.
Features:

Pushbutton switch with rubber cover for water-proofing
1A 250VAC rating
OFF-(ON)function,OFF-momentary ON
Maximum contact resistance of 100mOhm
Electrical life of >= 10,000 cycles
Operating temperature range of -25C~+85C
Dielectric strength of 500VAC for 1 minute
Minimum insulation resistance of 100mOhm (500VDC)
Available for OEM or ODM customization

Resource
Datasheet