Feature: 1. black LCD display: the light is soft and not dazzling, can cope with environments, and simultaneously display PH value and temperature value. 2. Puncture electrode: It can measure the PH value of soft solids such as soil, cheese, meat, etc. The electrode can be replaced and maintained more convenient 3. Data synchronization display: The PH meter data will be synchronized to the APP, which can display multiple data at the same time, which is convenient and fast 4. You can set the maximum or minimum value of the measurement by yourself: set the maximum or minimum limit of PH according to requirements. If the test exceeds the range, the value will be displayed in red. 5. Widely used: cheese, water quality, dough, cosmetics, meat, soil, fruit, etc... 6. Function: short press the HOLD/TEMP key to keep the data, the screen displays H, long press the HOLD/TEMP key to convert the temperature unit to C/F. Specification: Model: YY-1030 Bluetooth: Support mobile phone Bluetooth version 5.2 PH: 0.00-14.00pH Electrode: removable and replaceable Battery: 4 x 1.5 button battery Temperature: 0.1C-60.0C; 32F-140.0F Waterproof: IP67 waterproof Data: Auto/Manual Save; Print-Share PH Calibration: 6.86/4.00/9.18or7.00/4.00/10.01 Temperature Compensation: 0.1C-60.0C Color: as shown Material: plastic Package Contents: 1 x Detection pen Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.