Large screen display, resolution and high accuracy, easy reading, fast and accurate. Measurement accuracy, simple operation, strong and durable, inexpensive, economical and practical, fully compliant with various industry laboratory testing needs. Two manual instrument can be calibrated to ensure measurement accuracy of the data. Equipped with BNC composite electrode and around the power adapter. Also can be equipped with PH-016 Series Universal bracket used. This new bench meter is ideal for very accurate and precise measurements for all laboratory needs.