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See how clean your water really is. The DFRobot Gravity TDS sensor measures total dissolved solids, a quick indicator of water purity, and reports it as a simple analog signal.

Why you will like it

• Measures total dissolved solids (TDS) – check filter performance and water quality.
• Analog output – easy to read with Arduino and other controllers.
• 3.3V to 5.5V operation – works with both 3.3V and 5V boards.
• DFRobot Gravity series – well documented with sample code.

Ideal for: aquariums, hydroponics, water filter monitors and school science projects.

Order from Alqamarshop for fast delivery across Kuwait.