Material (วัสดุ) : Stainless steel + glass + plastic
Specification (คุณสมบัติ) : Please click the button 5 times rapidly to turn on the device. Press and hold the button when grinding. Please not put more than half a jar herbs in each use or something too hard to grind such as Coffee Beans, nuts, wood spices, pepper, cinnamonor, but perfect for Dry Herbs, Spice, Flower Buds etc. Make sure the jar is in place to work due to Child Lock requires.