High-accuracy PH pen, Pocket ph tester, ph meter, lab ph instrument

详情

PH meter:

(FREE SHIPPING FOR **0PCS/LOT)

Features:

• Waterproof, grade:1P*5
• Low power
• 3points automatic calibration
• Low voltage indication
• Data holding
• shows PH data and temperature data

SPECS:

• PH measure range: ***4PH, accuracy: +/- 0.*1PH
• Temperature accuracy: +/- 0.5  °c 
• Working temperature :***0  °c  / *****2 °F 
• ATC default temperature: *5 celsius
• Working humidity :***0% RH
• Calibration buffer value: 4.***7.****0.*0