HM Digital Pro Series Pen style pH/Temp meter

PH-200: Waterproof Professional Series pH/Temp Meter
The PH-200 represents a top-tier pH/Temp meter designed specifically for precise pH measurement in water. It utilizes an advanced microprocessor that ensures consistently accurate and reliable readings. This meter finds wide applicability across diverse fields such as hydroponics, purification systems, wastewater management, aquaculture, colloidal silver production, laboratory and scientific research, pool and spa maintenance, ecological testing, boiler and cooling tower monitoring, water treatment processes, as well as in the agricultural, wine, and coffee industries.

Features
Waterproof housing (IP 67 rating)
Digital automated calibration (one point) and digital fine tuning
Automatic temperature compensation (ATC)
Auto-off, data-hold, and low-battery indicator.
Easy-to-read LCD screen with simultaneous temperature display.
Replaceable Sensor (Model SP-P2)
Factory calibrated: The PH-200 meter is three-point tested and factory calibrated at pH 7.0.
UPGRADED: Contains a translucent cap, two AAA batteries, a lanyard, and a pH 7.0 buffer (sachet).

Specifications
pH range: 0-14.
Temperature range: 0-55 °C (32-130 °F)
Resolution: 0.01 pH; temperature resolution: 0.1 °C/F.
Accuracy: +/-0.1 pH; temperature accuracy: +/-1%.
Minimum EC/TDS is 5 uS/10 ppm.
Electrodes: replaceable glass sensor and reference tube electrodes.
Housing: IP-67. Waterproof (submersible, floats).
UPGRADED: Power supply: 2 × Triple A (AAA) batteries included.
Dimensions are 18.5 x 3.4 x 3.4.
Weight: 96.4 g (3.4 oz)