Stainless Steel Double Ball Float Switch for Easy Water and Fuel Tank Control

Multi Purpose Double Ball Float Switch Suitable for Home and Industry Use

45-250mm Double Ball Float Switch Stainless Steel Tank Water Level Sensor-UK

Double Ball Float Switch for Water Level Detection in Various Tank Applications

Water Level Sensor with Dual Ball Float Switch for Effective Tank Management

Advanced Stainless Steel Double Ball Float Switch for Tank and Pond Alarms

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

Easily Adjustable Float Switch with Stainless Steel Design and Versatility