The pH value of the soil is a very important factor in the quality of the crop. Most crops cannot survive in soil that is too acidic or too alkaline. Getting the right PH reading for your crop is extremely important. In this way, this meter is very helpful and very convenient to use, suitable for indoor and outdoor testing. Features: Comes with a reliable and waterproof metal electrode. Measure your PH level quickly and accurately. It provides durability for a long and trouble-free life. Approved by strict quality and safety standards. Self-powered, no batteries required. Specifications:PH Range: 3 - 8PH PH Accuracy: 0.3Resolution: 0.2PH Working Temperature: 5 - 50c (41 - 122f)Product Weight: 93g / 3.3ouncePackage Size: 170*73*73mm / 6.7*2.9*2.9in Package Weight: 140g / 4.9ouncePacking List:1 * Soil PH MeterMany questions about Dropshipping services are following:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to