Features: Detect lead level quickly and accurately with Lead Test Swabs essential for ensuring food safety. Easy to use lead test swabs with reliable and fast result perfect for concerned individuals. Suitable for homemakers, food processors, and school managers who care about food safety. Conveniently test lead content home kitchens, food production workshops. Protect your health by detecting and preventing potential lead exposure with Lead Test Swabs. Specifications: Material: Paper Package Includes: 30x Test Swabs 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. Do not touch the reaction end of test swabs when take test swabs, so as not to pollute test swabs and affect test result. After take the required amount of test swabs, sealing the remaining test swabs and store away from light.