USB Fast Charge & Use 200 times:This rechargeable electric salt and pepper grinders are built in 1200mah Lithium Battery, letting you charge anywhere without battery replacement. Ultra-Long using time,1.5-2 hour (about 200 Using Times)after one time charge.You can charge it with power bank, AC adapter, laptop, etc Operation & Easy to Use: Automatic peper and salt grinder is activated. One-handed operation, You only need to press the power button and turn upside down.You will salt or pepper without twisting it manually.Owning a simple & easy-to-use peppercorn grinder, not only improve your cooking efficiency in the kitchen, but also your fimilly's elderly and children can use them to participate in your cooking fun Adjustable Grinding Coarseness & Fine:Salt & pepper mill supports different grinding coarseness settings. Just turn the knob on the top of them to set the desired coarseness. Rotate clockwise into fine particles and rotate counterclockwise to grind into coarse particles.Simple and fashion design, suitable for all dinner tables and kitchen countertops High Quality & Large Capacity:This recharging electric salt and pepper grinder set is consist of a high quality stainless steel case, a transparent thickened plastic body and an anti- ceramic blade. The fill capacity is 200 ml, which reduces the number of filled fills :This professional salt and pepper shaker comes with a unique design and elegant, you can give it as a gift to your cooking lovers (your parents, wife, friends) Colour:silver Material:Stainless steel Size:6.5 x 20.8cm Package Contents: 2 * grinders 2 * charging cables Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.