USB RechargeableUpgraded electric pepper grinder with builtin rechargeable battery Fast chargingfull charge in one hour and can grind at least 100 grams of spice on a full charge No need to spend extra money on batteries like other battery operated salt and pepper grinders Gravity SwitchOur Electric Pepper and Salt Grinder with Gravity sensor switch you even neednt to press a button Simply flipped the grinder and you will have fresh ground spices Convenient and funny Turn the automatic switch on before use Wide ApplicabilityThe Rechargeable electric grinder is suitable for pepper salt and other solid grain seasonings USB Rechargeable convenient and fast you can use it anytime and anywhere This grinder is the good helper for kitchens restaurants parties and outdoor picnics Unique DesignTransparent acrylic materialBPAFREE at the bottom allows you to see the remaining spices and convenient to distinguish the spices in the grinder With the blue LED light blue light is not only bright but also gentle you can easily to see amount of pepper salt and other grain you put in your food 200 Quality Money Back100 days free replacement money back if any dissatisfaction If you find that the mill does not work after the product arrives it is generally the case that the ceramic grinding core is stuck with granules In this case please turn the top button to adjust the coarseness to the coarsest state so that the particles blocked inside the ceramic grinding core will fall out and then it can be used normally