1 ** Fast Grinding: stainless steel blade - 20,000 rpm/min high-speed motor - faster grinding, you'll get more time to do other things. 2 ** Longer Life: made of high-grade metal aluminum alloy, act in concert with screen catcher, don't worry about it breaking or broken. 3 ** Led Prompts: blue light - start grinding, red light - charging, green light - fully charged, 40 seconds automatic stop. 4 ** Easy to Use and Clean: high transparent plastic cup, press and hold the switch (ON / OFF) for 3 seconds to start working, friendly great for anyone if having arthritis of the hands. it would be a lifesaver for your hands and arms. 5 ** Easy to Carry: this worked great for grinding a small batch of dry herb spices - plus it's easy to clean and doesn't take up a lot of room - USB charging. keep out reach of children and pets, please. 6 ** Travel Sized: its advantage is a small portable, please don't compare it with a large, high-power electric grinder with a fixed plug in the kitchen or handle grinders. Add fun to your outdoor life and enjoy it with people who share your passions! 7 ** Replace them please with these electronic grinders! Get this instead! Saves a lot of time! Enjoy travel and emotion to the fullest! But not grinder seeds or beans, Do not water washing. It's a great gadget !!!------Please activate your item warranty plan.