Cove, a waterless wonder. No water. No cords. Only ultimate diffusing convenience. With the press of a button, infuse your space with essential oil bliss. Lasts over 50 hours on one charge while on Low mode. SPECS - Waterless nebulizing essential oil diffuser - Li-Ion battery lasts 50+ hours on Low Mode (with light off) - 1,000 square feet of coverage - Ceramic shell, aluminum metal lid - Compatible with 10mL and 15mL essential oil bottles - 3 Strength settings - 3 Duration settings (2, 4, and 8hr) - Ambient light can be turned on and off at any time - USB-C recharging port