PP Dual Ball Float Switch M10 115mm Fish Tank Vertical Liquid Water Level Sensor

2pcs PP Float Switch M10 66mm Fish Tank Vertical Liquid Water Level Sensor

M10 PP Water Level Liquid Sensor Vertical Float Switch for Fish Tank Aquarium

Float Switch 163mm 6.42Inch Fish Tank Vertical Liquid Water Level Sensor Plastic

5pcs Float Switch Mini Fish Tank Water Liquid Level Sensor Vertical Float Switch

2 x PP Dual Ball Float Switch M10 100mm Fish Tank Liquid Level Sensor Plastic

PP Float Switch M10 90mm Fish Tank Vertical Liquid Water Level Sensor Plastic

PP Float Switch 163mm Fish Tank Vertical Liquid Water Level Sensor Plastic