①. 16-in-1 Drinking Water Test Kit, Home Water Test Kit, Water Test Strips (100pcs) ②. Features: 1. The water test strips are designed and manufactured according to the standard, and each of our tests detects contaminants. 2. The water test strip has 16 main functions, covering the main polluting factors affecting the quality of swimming pool, hot tub or drinking water. 3. Our products use test strips to ensure the accuracy of water quality testing, and this water quality measurement kit can be used for science education. 4. The household water test kit includes a test tube and a dropper, which can avoid water pollution and facilitate operation. 5. The 16-in-1 water test strips can be used for various water quality tests, such as drinking water, swimming pools, hot tubs, SPAs, ponds, aquariums, industrial wastewater, etc. ③. Package Content:100pcs tube, + 1 dropper, + 1 tube ④. Note: 1. The actual color of the item may be slightly different from the pictures shown on the website due to many factors such as monitor brightness and light brightness. 2. Please allow slight deviation for the data due to manual measurement. ⑤. Shipping: We will ship after you place the order. ⑥. Every customer can enjoy 30 days for damaged/quality issues.