Máy đo nồng độ pH của nước Extech PH50, 2 to 12pH

• Waterproof housing (meets IP67) protects meter from damage operating in a wet environment
• Easy to calibrate single CAL key with automatic pH buffer recognition (4, 7, and 10pH)
• Choice of 3 point calibration for better accuracy
• Convenient pen size fits into your pocket
• Data hold freezes reading on display
• Low battery indicator
• Auto power off saves battery life with disable function option

Phụ kiện kèm theo thiết bị Extech Ph50 bao gồm:

• built in electrode
• sensor cap
• inner pH electrode protection cap
• 4 LR44 button batteries