[Convenient Charging Base] This electric pepper grinder set comes with charging base which features a grinder tray for a convenient use. The charging base has a separated USB cable and the charging base is compact as a grinder tray placing on the countertop. It is easy to charge placed near a power outlet. [Practical Housewarming Gift] This automatic pepper mill is a good housewarming gift for our friends, colleagues,etc. It is a helpful companion for the home, kitchen, restaurant, cooking, barbecue and travel. [High-quality Stainless Steel Material] This electric pepper grinder set is made of high-quality stainless steel and ABS material which is sturdy, not easy to deform, wear-proof and anti-rust. This electric pepper grinder set has an even grind performance and is durable for long time use. Also, a clear window provides a easy access to see how much the salt or pepper is left. [Adjustable Coarseness Design] This automatic pepper mill has a adjustable coarseness design which just turn the automatic pepper mill knob at the bottom of the device adjusting for an ideal coarseness. A clockwise rotating makes the pepper into fine particles. And a counterclockwise rotating produces coarse particles. This automatic pepper mill is suitable for various spice such as sea salt, black pepper,white pepper, etc. [Easy to Use] This rechargeable salt and pepper mill is easy to use, just press the button, it will start to grind and dispense salt or pepper immediately. The s rechargeable salt and pepper mill has a good grinding performance and the fresh salt and pepper will finish very soon.