Specifications Product Name Car Aromatherapy DiffuserModel SZ202001 007Dimensions Width 67mm x Height 137mmMaterial Aluminum AlloyBattery Capacity 2000mAhPower Supply USB 5V 1APower 3WUSB Cable Length 100cmCoverage Area 10 30m²Spray Mode 15S 60S 120SEssential Oil Bottle Capacity 20mlCertifications CE RoHS FCC PSEFeatures Three Level Timer Settings Customize your fragrance diffusion with three different timer settings 1 hour 2 hours and 3 hours Adjust according to your preference and requirements whether at home or on the go Leak Proof Design Engineered with an exclusive leak prevention mechanism the device automatically stops functioning when tilted at a 45 degree angle to prevent spills and resumes operation once placed upright ensuring safe and clean usage High Capacity Battery Equipped with a robust 2000mAh lithium battery this diffuser offers prolonged usage of up to 45 days per charge making it a reliable companion for maintaining a fresh and aromatic environment without frequent recharging Interchangeable Waterless Functioning Enjoy the purity of up to 90 plant based essential oils with the waterless diffusion mechanism which ensures no dilution and delivers concentrated fragrance providing a more authentic aromatic experience Convenient Replaceable Nebulizer Core Maintain optimal performance with the easy to clean and replaceable nebulizer core Regular maintenance and replacements are straightforward ensuring continuous wher