humidifiers for large room - toppin top fill cool mist humidifiers - smart humidistat led display - quiet ultrasonic humidifiers with 5l tank for 50 hours toppin <b>live a cleaner, healthier lifestyle</b><br> toppin focuses on creating premium products in home comfort that can help our customers to live cleaner and healthier lives. by using powerful and innovative technologies, we strive towards the goal with safety-first, mindful design that facilitate our users to keep a more comfortable living environment in an easy way.<br><br> <b>specifications:</b><br> water tank material: abs<br> working voltage: ac 110v<br> power consumption: 30w<br> frequency: 1.7±0.1mhz<br> water tank capacity: 5l / 1.3gal<br> mist level: 3 levels (low / medium / high) <br> run time per tank: up to 50h (low) / 32h (medium) / 14h (high)<br> timer options: 1-24h<br> humidifying capacity: up to 300ml/h<br> operating noise: <29db (from 3ft away)<br> low water level protection: supported <br> dimensions: 14.5 x 8.3 x 5.7in / 368 x 210 x 146mm<br> net weight: 3.75lbs / 1.7kg<br><br> <b>what’s in the box:</b><br> 1 x toppin comfy air h1 ultrasonic humidifier 5l<br> 1 x user guide kit<br><br> <b>tips:</b><br> 1.place the humidifier on a clean, solid and waterproof surface. <br> 2.do not place it on top of a towel or a carpeted surface. the air inlet may be blocked, and the device gets overheated. <br> 3.do not place the humidifier on a wood surface or near the furniture that can be damaged by too much moisture. <br> 4.do not operate without water in the water tank. the humidifier will not mist at low water level. <br> 5.for use of distilled water, add 3 pinches of salt and stir to ensure thorough mixing. (caution: add salt only by pinch, because too much salt added to the water can cause excessive boiling, blowing of fuse, or a stuck circuit breaker)<br> 6.it’s recommended to clean the humidifier every 7 days to keep the interior clean.<br> 7.the nebulizer (equipped with a ceramic disc) should not come in contact with any hard or sharp objects. <br> 8.do not add any essential oil into the water tank. the humidifier may be corroded, even damaged.