Bring peace and tranquillity to any environment with the endota aroma diffuser. An elegant white ceramic sphere casts subtle dappled white light, bringing a gentle warmth and peace to your space. The ultra-sonic technology finely disperses the soothing aromas of essential oils into the air, uplifting the atmosphere. Made of ceramic and BPA free plastic. Turns off once minimum water levels are reached. Quiet operation 2 and 4 hours timer settings. No chemicals or heat are required. The Aroma Diffuser is designed to be used with endota spa essential oils. Push button operated with two timer settings. Read and follow usage instructions enclosed. Made of ceramic and BPA free plastic.