| quantity | 2 |
|---|---|
| Brand | Unbranded |
| Type | PP plastic small floating ball |
Check the listing for details. 2PCS PP Float Switch Liquid Level Switch Water Level Open Liquid Level Sensor. Condition: New. Listed at 9.64 USD. Working principle: The liquid level sensor is mainly composed of a magnetic reed switch and a floating ball. There are magnetic materials in the floating ball. It does not need to provide power and has no complicated circuits.