Features: * Long lasting, the battery can be used for up to 80 hours, and the essential oil can be used for 50 hours. * Quiet operation, the noise is only 20-30db, almost no sound, car home, children and pregnant women can use. * 9 intermittent spray modes, the essential oil is pressurized by the air pump and atomized into a fine mist, which is easily absorbed by the human body. * Can be set to 3 hours, 6 hours, 24 hours, automatic shutdown. * The operation is simple, first press the nozzle upwards from the bottom, then link the nozzle to the essential oil bottle, then press down to install the nozzle, and finally press it to the aromatherapy machine. Specification: Name: Car Waterless Aroma Diffuser Material: aluminum alloy Capacity 10ml Power: Max. 5 watts Charging: rechargeable 5V1A Power Management: Button Control Maximum time: MAX26H Coverage: 5-15 Size: 12.5*11.3*6.8cm Color: Grey/Gold Packing included: 1 * Car Waterless Aroma Diffuser 1 * 10ml essential oil bottle (no essential oil) 1 * Type-C wire 1 * User manual Note: 1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.