Catalog > Internet of Things (IOT) Related Products > More Platforms Pen Type Digital PH Meter Pen Type Digital PH Meter HKD PEN TYPE LCD PH METER BLUE PEN TYPE DIGITAL PH METER WITH LCD FOR AQUARIUM, POOL, WATER WINE AND URINE. SUPPLIED WITH 2 PACKETS OF CALIBRATION POWDER. PH 4 AND PH 6.86 Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Portable Digital PH Meter Tester Aquarium Pool Water Wine Urine LCD Pen Monitor This digital pen style PH meter is an ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food & beverage, etc. And, this Digital TDS Water Quality Tester is ideal for all basic water testing applications. This product is highly efficient and accurate due to its advanced microprocessor technology. Applied range: the production and drinking of purified water, Electroplating liquid, Boiler water, Water in fish tank, Water of swimming pools, Photograph flushing fluid, Well water, Deep phreatic water, Laboratory, Aquaculture, Food processing, etc Features With compact portable design Excellent PH meter, very accurate and durable This digital pen style pH meter is an ideal instrument for whatever you may need to test the pH levels LCD display screen: Big LCD display screen which has great waterproof performance and let you easily read the displayed value Package included 1 x Digital PH Meter 1 x User Manual Specifications Display : LCD Digital Measure Range : 0.00-14.00pH Resolution : 0.01pH Accuracy : ±0.05pH Power Supply : 2*1.5V LR44 Batteries(Keep using more than 500 hours) Not included Operating Temperature : 0℃~80℃ Calibration:Two points automatic calibration Size of Digital PH Meter : L*W*H/155*30*14mm/6.11*1.18*0.55"