Features: 100% Brand New. Material: PP Contract rating (Max): 10W Switching voltage (Max): 110VDC Switching current (Max): 0.5A Breakdown voltage (Max): 220VDC Carry current (Max): 1A Contract resistance (Max): 100 OHM Temperature rating: -10 ~ +60 Celsius degree A float switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or other device. Use them with hydroponics, saltwater tank, freshwater tank, gardening, aquariums for power head control, pet bowls, fish tanks, filtration, heating, or what ever your project may be Contains no mercury Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. Thank you for your understanding!