1.測量範圍: 0~14.00PH
2.PH4/PH7或PH10自動調校功能
3.可分離外接式PH電極，操作簡易
4.讀值鎖定功能
5.外殼防水IP65等級
6.Size：180×40×32mm
7.可換購其他用途pH電極

☆隨機特別附贈：
PH-04酸鹼溶液pH4
PH-07酸鹼溶液pH7
☆附贈 儀器攜帶皮套

☆建議選購電極液保養，加強靈敏度，增快量測速度

PEN PH METER
Model : PH-220
* Separate pH electrode, easy for general purpose and remote measurement.
* 0 to 14.00 pH.
* Auto calibration for pH 4, pH 7 or pH 10.
* Temp. adjustment is not necessary.
* IP-65 water proof.
* Pen type, easy carry out.
* Complete set with separate pH electrode (PE-11) and pH 4, pH 7 standard solution.
* Build in reverse display button.
* DC 1.5V battery (UM-4, AA) x 4, long life.