3 in 1 Multifunction Portable TDS Pen Tester EC Meter Accurate Water Quality Measurement Tool TDS/EC/TEMP-936 Bergeon 5356 Pocket and Wrist Watch Mainspring Winder Embedded Magnets: two strong magnets

Embedded Magnets: two strong magnets on two sides enable the protractor to attach to any metal surfaces firmly

Swann Morton Type 5A

Light Source: Led Light

Adjust the height of the drill bit

3 in 1 Multifunction Portable TDS Pen Tester EC Meter Accurate Water Quality Measurement Tool TDS/EC/TEMP-936 Bergeon 5356 Pocket and Wrist Watch Mainspring Winder Embedded Magnets: two strong magnetsA professional level water test meter combinates with TDS Meter, TDS EC Meter and Temperature Meter. For accuracy and reliability choose this 3 in 1 TDS Meter. With this TDS tester you can check any time on your water filtration, ensuring that you and your family won't be exposed to unhygienic drinking water. A versatile tool that saves you money while providing the best for your health. Features: Provides accurate and reliable test readings: 3 in 1