【BPA Free】: The aromatherapy essential oil diffuser uses high-frequency ultrasonic technology to convert water and essential oils into fine mist, evenly dispersed in the air, hydrating the air, soothing mood, relieving stress and helping to sleep. BPA free and made of PP+ABS safety material, giving you more peace of mind when using your diffuser. 【7 LED Lights】: The electric essential oil diffuser is equipped with 7 color lights (bright or dim light, frozen color or full cycle), adjust your favorite color according to your mood, the light is soft, providing a romantic and pleasant atmosphere. 【4 light settings 【Timer】: The aromatherapy essential oil diffuser has four timer modes: 1 hour/3 hours/6 hours/continuous operation. Simply add 130ml of water and 3-5 drops of your favorite essential oil for up to 6-10 hours of aromatic coverage. And the home essential oil diffuser will automatically turn off when there is no water. No need to worry about damaging the device itself or