5-IN-1 Digital Water Quality Tester+Bestway Surface SkimmerDiscount combination products for saleDescription：5-IN-1 Digital Water Quality TesterFeature:Multi-functional water quality test pen, which can measure ph pH, solubility, EC conductivity, salinity and temperature. (Sea salt/fresh water salt)It is a waterproof water quality test pen with five functions. It has high performance, pen design and fast numerical value.Parameters:Sea salt: Sea water salinity is the ratio of total dissolved solids to the weight of sea salt in sea water, usually expressed in grams per kilogram of sea water. (Measuring range 10.1-200.0ppt)Light salt: light water with a salt content of less than 0.5g/L (measuring range: 0.00-25.00percent accuracy: 0.01-5.00percent 5.10-25.00percent )Specification:Conductivity test range: 0 to10000uS/cm, 10.01-19.99ms, 20.1-400mS/CMResolution: 1uS/cm; 0.1mS/CMAccuracy: 2percent of reading test range: 0 to 1000ppm, 1000ppm to 10000ppm, 10.1 to 200.0pptResolution: 1ppm; 0.1pptAccuracy: 2percent of readingSalinity (Salinity) measuring range: 0.00 to 25.00percent Resolution: 0.01percent Accuracy: 0.01-5.00% (0.1percent ), 5.10-25.00% (1percent )pH test range: 0.01-14.00pHResolution: 0.01pH Accuracy: ��0.05pHTemperature compensation: Automatic temperature compensation (ATC)Working environment: 0 to 60.0Celsius (32.0-140Fahrenheit); RH 100percent factor: 0.4 to 1.0Temperature range: 0.1-60.0Celsius 32.0-140FahrenheitTemperature accuracy: ��0.5CelsiusTemperature resolution: 0.1Celsius/FahrenheitAuto power off: 5 minutes 3x1.5LR44Display size: about 33x24mmDisplay: Support backlightWaterproof rating: IP67Power consumption: 2.9 mA, power consumption at shutdown is 0.The accuracy within 150ppt is more accurate, the deviation above 160ppt is larger.Description��Bestway Surface Skimmer CLEANS AUTOMATICALLY: Attach surface skimmer to the pool's filter pump for automatic skimming and suction, so it does the hard work while you relax and swim;EASY SETUP: Simply place the surface skimmer over the pool edge and watch it filter out leaves and floating debris on the water surface before they sink to the bottom of the pool;REMOVABLE FILTER BASKET: Dispose the pool debris with ease by removing the inner filter basket and dumping into the nearest garbage.FOR BEST RESULTS: Compatible with most filter pumps with flow rates of 3028 L/h and above not compatible with steel wall pools;REDUCES MAINTENANCE: By having an automatic cleaning system, you save time for fun activities rather than skimming the pool with a traditional hand-held net.Pool Surface Skimmer is a highly effective way of clearing debris from your above ground swimming pool. The surface skimmer simply hooks over the inside wall of your pool, near the suction inlet. Attach it to your filter pump (Fits the filter pump with 3028 L/h flow rate and above) and watch as it starts to automatically gather debris. When the skimmer is full, it can be emptied for reuse. The adjustable mounting bracket allows it to be leveled with the surface of the water. Since the skimmer is made from corrosion Cproof plastic, it is easy to clean and maintain.Product content1 0.8-meter water pipe with a cross-section diameter of 0.2 meters. It needs to be equipped withIt can be used with a filter pump with power above (3028 liters/hour)!Package included:1*5 in 1 Water Quality Monitor set(Without battery)1*Bestway Surface Skimmer setNotes:1. Every time you use it, you must clean the electrode.2. Please allow minor errors due to manual measurement.3. The colors may have difference due to the different display, please understandNOTE:PO BOX address is not supported, please provide the correct physical addressATTENTION:If the customer change their mind and want to cancel the order, please contact us within 2-3 hours after placing the order. Or, once the package is dispatched, we won't be able to intercept packages in transit. Please understand.Refund note: Only return the product cost, not refund the freight!!!