This is a black DPST Momentary Auto-Reset On-Off-On 20A 250VAC rocker switch, with 6 Pins.
Specifications:
Color: Black
Rated Voltage: 20A, 250VAC
Insulated Resistance: 100MΩ
Contact Resistance: 50MΩ
Dielectic strength: 1500VAC/SS
Endurance: 10,000 cycles