Features:
- Great for all home and laboratory TDS and PH testing applications， including aquariums， swimming pools
- Lightweight and handheld design for portability and convenience
- LCD screen and digital display， easy and quick to read out
- PH meter with automatic temperature compensation ( ATC )
- TDS tester data hold function， you can still read results out of the water

PH Meter
Range: 0 - 14.00pH
Resolution: 0.01pH
Accuracy: + / - 0.1pH
Power supply: 4 x 1.5V LR44 button cell
ATC: 0 - 50 Degree.C ( 32 - 122 Degree.F )
LCD backlight: green

TDS Meter
Range: 0 - 9990 ppm ( mg/L )
Resolution: 1ppm
Accuracy: + / - 2pct
Power supply: 2 x 1.5V LR44 button cell
Temperature range: 0 - 80 Degree.C 0.187 Package weight: 0.231 kg
Package Size(L x W x H): 18.00 x 6.50 x 6.50 cm / 7.09 x 2.56 x 2.56 inches Package Contents: 1 x PH - 2011 pH Meter， 1 x TDS Meter， 1 x Screwdriver， 2 x pH Buffer Powder， 1 x Pouch， 2 x Chinese and English User Manual