Gravity Electric Pepper and Salt Grinder Set USB Rechargeable with Dual Charging Base Adjustable Coarseness Refillable Automatic One-Hand Operated Mill Set with LED Light Kitchen Gadgets Features: 【Effortless Grinding】: Say goodbye to manual grinding with our gravity induction technology. Simply turn the electric salt and pepper grinder set upside down, and it automatically starts grinding your pepper with a smooth and effortless motion. No more wrist strain or messy countertops. 【Dual Storage Bins】: Our salt and pepper grinder set features two 100ml transparent storage bins, allowing you to easily switch between different types of peppers or spices. The transparent design lets you see the contents at a glance, ensuring you never run out of your favorite seasoning. 【Premium Quality】: Crafted from and transparent ABS + PMMA + stainless steel materials, our pepper grinder is built to last. The ceramic grinding core ensures a consistent grind every time, while the manual adjustment allows you to customize the coarseness of your pepper. Whether you prefer a fine or coarse grind, this grinder has you covered. 【Convenient Charging】: Forget about constantly replacing batteries. Our pepper mill grinder comes with a Type-C charging cable that can be easily charged through the included charging base. Enjoy a continuous grinding experience without interruptions. 【Portable and Stylish】: Take your electric salt and pepper grinder wherever you go. Its compact and portable design makes it perfect for outdoor gatherings, picnics, or camping trips. The elegant color adds a touch of sophistication to your dining table or kitchen countertop. Specification: Product material: ABS + PMMA + stainless steel Product size: 200 x 164 x 80mm / 7.87 x 6.46 x 3.15in Product color: Black - KYMQ-29C, Silver - KYMQ-28C (Optional) Capacity: 100ml / 3.38oz per piece Battery: 3.7V 300mAh (built in) Working time: about 20min No-load noise: ≤75dBa (environment 38dB, distance 30.5cm) Load noise: ≤80dBa (environment 38dB, distance 30.5cm) Speed: ≥25 ± 10rpm(idle) Motor stall torque: ≥20kgf.cm Whole machine life: Continuous grinding for 20 seconds, stop for 20 seconds, repeat running for 3 minutes and rest for 5 minutes, taking this as a cycle. It can still work after 200 consecutive cycles Rated voltage: 3.7V Rated power: 25W No-load current: ≤700mA Load current: ≤2.5A Standby current: ≤50uA Charging current (single unit): ≤400mA Charging current (two sets): ≤800mA Full charge time: ≤2 hours Packing List: 2 x Grinders 1 x Charging Base 1 x Charging Cable 1 x Manual