Information about this product: 【Rechargeable pepper grinder with charging base】: Money saving solution without any other batteries, simply place the electric pepper grinder on the charging base when it is not working for backup. Everything is clean, tidy and charged (batteries are included). 【Easy one-handed operation】: Grinding spices with one click, instead of manually turning multiple times, this automatic salt and pepper grinding kit is more convenient and labor-intensive than traditional ones. The power chamber is separated from the spice, which also prevents its corrosion by the spice powder and prolongs its service life. 【5-level roughness adjustment】: Our set of electric pepper shakers and salt shakers uses a high-quality ceramic rotor, safe and durable to produce spice particles with different levels of roughness, from coarse to fine. Freshly ground spices that meet the desired roughness will provide a unique taste to your kitchen. 【80 ml visible spice and blue light LED】: The spice container with a capacity of up to 80 ml is large enough to hold more spices than others, and the transparent window allows you to easily identify spices and see the remaining spices. The blue LED light will always be on when in use to clearly see the amount of salt or pepper in the food, fashionable and practical. Specification: Grinder Size: 51*53*178.8mm Charging Base Size: 156*80*15mm Main Material: stal stainless, ABS Base Loading Interface: Type-C Interface Single Grinder Battery Capacity: 4*3,7V 300mah Package includes: 2x pepper grinder 1x charging base 1x USB power cord 1x Cleaning Brush 1x User Manual Multiple levels of regulation Simply turn the grind knob at the end of the grinder to easily get spice particles with different levels of roughness, from coarse to fine. Blue light LED The blue LED light will always be on during use, so that you can clearly see the amount of salt and pepper in your food, fashionable and practical. Built-in battery 4*300mAh batteries inside that support thousands of uses. No need to buy batteries anymore. Economical and eco-friendly, it helps to save more cost of buying disposable batteries. High quality ceramic rotor With its two-container design and durable ceramic rotor, our pepper and salt grinding kit can crush spices with ease to preserve their original flavor and long lifespan.