The Homedics SereneScent Flow Oil Diffuser is best for enjoying scents around the home without needing water tanks or cables. The waterless diffusion technology uses oil straight from the bottle, so there's no need to add water before using it. Its three scent levels let you adjust the intensity of the fragrance. And its cordless design lets you let it up wherever you want to use it. Compatible with 10 ml and 15 ml oil bottlesUSB-C rechargeableTen light settingsLED battery indicator10 ml lemongrass oil included