This meter tests PH, temperature, total dissolved solids (TDS), electrical conductivity (EC), conductivity factor (CF) and oxidation reduction potential (ORP). The large backlit LCD can display PH plus one other parameter at a time. 9VDC mains adaptor, charger, buffer solution, probes with holder and carry case included.

Specifications:
PH: 0.00 -14.00 ±0.01
PHEC: 0.00 - 19.99ms/cm ±2%
CF: 0.0 - 199.9 ±2%
TDS: 10 - 19,990PPm ±2%
ORP: -1999 - 1999mV ±0.1%
Temperature: 0 - 100°C ±0.4%
Power: Built in 9V 200mAh rechargeable battery (Charger included)
Dimensions: 208(W) x 200(H) x 76(D) mm