Technical data: Material: ABS plastic, copper motor, PC Black color Size: 18.5x7.4 CM diameter Weight: 0,48 kg Rated voltage or power: 3,7 V or 13 W Battery specification: 3,7 V, 1250 mAh Maximum charging current: 1A Grinding weight: 25g coffee beans Powder storage capacity: 120 ML Use ambient temperature: -1040 Relative Humidity: 10 percent 95 percent Charging time: 200-240 minutes NOTE: Flashing blue light: works Flashing red light: insufficient power Red light: charging Blue light: fully charged List of things to pack: 1 x Coffee Grinder (Host) 1 x Cleaning Brush 1 x USB TYPE-C charging cable 1 x English User Manual 1 x gift box Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.