Specifications Material: ABS plastic STAINLESS STEEL PROCESS Color: Blue,White,Black Battery capacity: 300mAh Use time: 5 days Charging time: 1H Charging voltage: DC5.0V 1A Operating current: 0.005A Operating voltage: 3.7V Rated power: 0.3W Rated current: 200MA Gear: 15 gear Mode: sleep mode, excitement mode. Net weight: 0.027KG Product Dimensions: 6.5 4 3.5CM Packing size: 10.4 9.3 4.1CM Package included 1 Dormidreams – DormiDream 1 USB Charging Cable 1 User Manual NOTE 1.Please allow 1-2cm differs due to manual measurement. 2.Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.Easy To Carry:Dormidreams Aparato Para Dormir With A Compact Wireless Design, You Can Use It Anytime, Anywhere. The Lanyard Can Be Hung On The Wrist To Prevent Falling And Breaking. Important Notes Easy Operation: The Dormidreams Aparato Para Dormir Stops After 15 Minutes Of Operation To Prevent Continuous Use. To Restart, Simply Turn It Off And On Again. Depending On Personal Preference, Adjust The Intensity And Handle Position To Achieve The Most Comfortable Level. Neurocontrol Dispositivo Para Ansiedad: Its Lightweight, Compact Size, And Easy Portability Make It Suitable For Use In Various Settings Such As The Office, Home, And During Business Trips. Two Frequency Modes: Our Dormi Dreams Aparato Offers Two Modes To Cater To Different Needs. The Low-Frequency Mode Provides Gentle Soothing For The Body And Mind, While The High-Frequency Mode Provides Excitement. Relaxation And Portability : This Dormidreams Aparato Para Dormir Is Designed To Assist Those Experiencing Sleep Deprivation And Insomnia In Relaxing Their Bodies.