EXTECH WATERPROOF PH60 PEN WITH TEMPERATURE

pH range: 0 to to 14pH
Temperature range: 32 to 122°F (0 to 50°C)
Automatic Temperature Compensation
Dual LCD displays both pH and Temperature readings
Easy to calibrate single CAL key with automatic pH buffer recognition (4, 7, and 10pH)
Choice of 3 point calibration for better accuracy
Data hold freezes reading on display
Low battery indicator, Auto power off