Features: This portable handheld penetrating PH meter is suitable for food processing use, such as fruit, vegetables, , paste, bread, gel, some kinds of meat, and more kinds of semisolid food. It can also measure the temperature of solution, measuring temperature ranges from 0& 8451; to 60& 8451;, & 8451;/ & 8457; unit switchable for meeting various needs. Digital LCD screen with backlight, clear at a glance, easy to read even in dark environments. Powered by 2 AAA batteries (not included), auto shutdown to save energy. Alarm function: when the PH is below 3.5 or above 12.5, the red backlight lights up. When the ambient temperature is below 0& 8451;, the LCD displays LO, when above 70& 8451;, it displays HI. High precision detachable probes are easy to use and replace; 0-70& 8451; automatic temperature compensation ensures accurate results; data hold function for convenient reading. Features three-point calibration, comes with 6 packs of PH buffer powder; compact and lightweight, easy to carry anywhere with the shockproof zipper storage bag. Note: 1. Please read the user manual carefully before use. 2. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Color: Blue & Black Material: ABS Screen: Digital LCD with Backlight PH Measuring Range: 0.00-14.00 PH Accuracy: ±0.05 PH Repeatability: ±0.01 Solution Temperature Measuring Range: 0~60& 8451; Temperature Unit: & 8451;/ & 8457; Switchable Temperature Compensation: Yes (0~70& 8451;) Power Supply: 2 * AAA Battery (Not Included) Operating Temperature: 0~50& 8451; Operating Humidity: ≤85% RH Item Size: 195 * 44mm / 7.68 * 1.73in Item Weight (without battery): 98g / 3.46oz Package Size: 24.5 * 9.3 * 5.3cm / 9.65 * 3.66 * 2.09in Package Weight: 272g / 9.58oz Package List: 1 * PH Tester 1 * Storage Bag 6 * PH Buffer Powder (4.00/ 6.86/ 9.18) 1 * User Manual (English)