Check the listing for details. Home TDS Meter Digital Display Water Quality Detector Drinking Water Purity Test. Color: Gray, Condition: New. Listed at 6.67 USD. Home TDS Meter Digital Display Water Quality Detector Drinking Water Purity TestFeatures:100% Brand New and high-qualityThis item can be used in water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools, spas, aquariums, and hydroponicsHold function: Saves measurements for convenient reading and recordingAuto-function: Turns off meter after 10 minutes of non-use to conserve batteriesDual Range: Measures from 0-999 ppm, with a resolution of 1 ppm. From 1,000 to 9,900 ppm, the resolution is 10 ppmAccuracy +/- 2%Battery: 2 x 1.5V Button Cell BatteryItem size: 155mm x 28mm x 15mmWeight: Approx 70gmPackage Included :1* TDS 3 Digital Meter2* 1.5V Button Cell Batteries (inserted in the device)1* User manualPaymentShipping & HandlingReturns PolicyContact USFeedbackPaymentShipping will be arranged only your payment is cleared.We accept payment by PayPal only.Shipping & HandlingWe ship the same business day if paid by 4pm EST(1pm PDT).We don't ship to APO/FPO and Post Office box addresses, Alaska, Hawaii and Puerto Rico.No shipping on Weekend or Public Holidays & No responsibility for any customs duty.Returns PolicyWe offer a 60 day money back guarantee or exchange.Buyer pays return shipping and we pay replacement shipping.If you want to initiate a return,please contact us to get a returning address before sending the item back.Contact USWe hope that every transaction can have a happy ending. And if you have any more problems, please feel freeeee to contact us. we'll do what we can to help. FeedbackWe believe communication can result in a happier ending before you leave a red or gray feedback. And this account is my baby. I do care about it and will do what I can to protect it.