Portable PH water quality tester TDS EC water quality display temperature test pen

Packing list: [1 * Digital pH meter 1 * Digital pH meter manual 3 * Clear calibration powder 1 * Plastic box] Digital TDS tester features: 1. This product can be used for: water purifier and filter, food (vegetables, fruits) and beverage quality monitoring, swimming pool and spa, aquarium, hydroponics. Retention function: save the measured value for easy reading and recording 3. Automatic power-off function: turn off the instrument after 10 minutes to save battery 4. Dual range: measuring range is 0-999ppm, resolution is 1ppm. 1000 to 9990 ppm, resolution of 10 ppm, beverage x 10 images, factory calibration specification: 1. Color: as shown in Figure 2. Accuracy:+/- 2% 3. Weight: 68g4. Range: 0-9990ppm5. Item size: 155mm x 30mm x 15mm6. Battery: 1 * 3V button battery (included) 7. Product weight: about 60g (including battery) Packing list: [1 * TDS meter tester 1 * TDS meter test manual 1 * leather case] [Note] Do not drop the entire TDS meter into the water above the maximum immersion level. This device is not waterproof Note: due to the difference of different monitors, the picture may not reflect the actual color of the project. We guarantee that the style is the same as the picture. thank you. If there is any problem with the quality of the product, please contact us as soon as possible after receiving the package, and do not give a negative comment. We will try our best to solve problems for customers. Thank you in advance!