Features: A essential tool for optimizing plant health and ensuring nutrient balance. Featuring a comprehensive analysis, this measure soil, nitrogen, phosphorus, and potassium, providing you with immediate, accurate insight. For farmers, horticulturists, and garden enthusiasts seek to enhances their soil management practices and crop yield and quality. User friendly, the soil test is perfect for use in garden, farm, and orchards, enabling precise soil amendments for thriving plant. With its complete set of reagents, easy to read color comparison chart, and detailed instructions, the Soil Test is your solution for maintaining healthy soil in any agricultural or gardening setting. Specifications: Material: Paper, Plastic Size: As Shows Package Includes: 1 Set Soil Test Liquid Solution note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.