[Usb Rechargeable Salt And Pepper Grinder Set] The Automatic Seasoning Mill Has A Built-In Rechargeable Lithium Battery, Saving The Cost Of Buying Additional Batteries, Which Is More Environmentally Friendly And Economical. When You Are Preparing A Lunch, The Traditional Six Disposable Battery-Powered Electric Pepper Grinder Will Strike If It Has No Electricity, And This Salt Pepper Grinder Only Needs A Usb Charging Cable To Work Again | | [Gravity-Activated, One-Hand Operation] The Electric Salt And Pepper Shakers Adopts Advanced Tilt Sensor Design, You Just Press The Button Once, Then Tilt The Pepper Grinder To Start Automatic Grinding. The Opening Slightly Down To Start Grinding, Simple And Convenient Operation, Making Your Cooking More Convenient | | [Adjustable Coarseness] This Usb Rechargeable Salt And Pepper Grinder Set Can Be Easily Adjusted The Coarseness From Fine To Coarse For Perfect Grind And Seasoning By Rotating The Adjustable Knob At The Botton Of The Salt.