8691 Long Tube pH Pen
- IP65 Waterproof housing
- Dual display with ATC.(except 8691)
- Data hold to freeze readings
- Compact size, easy to fit in pocket
- Low battery indicator
- Auto power off
- C/F unit switchable
- Power by 2pcs CR2032 batteries
- Multi points calibration
- One touch only for calibration
For further technical information, please contact our sales representative
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