1、3 Suction Nozzle: Baby nasal aspirator with 3 kinds of suction nozzle, ergonomic design, can clear stuffy noses quickly and gently. 2、Prevent Back Suction: Unidirectional intake collection cup can effective prevent nasal back suction, can be used when baby sitting or lying. 3、Rich Music: Electric nose sucker with various music, can soothing baby while cleaning nasal, which can cope with baby's various emotions. 4、Colorful Light: Electric nose sucker built in colorful lights, can attract the baby's attention, effectively help parents to carry out nasal suction operation easily. 5、Low Noise: In line with the international standard suction 20‑65kpa, low frequency vibration, noise reduction design, can be used when baby sleeping. Item Type: Baby Nasal Aspirator Material: ABS Battery: Lithium Battery 500mAH (Included) Waterproof Grade: IPX7 Waterproof How To Use: 1. On/Off: long press the switch to start the device, and long press again to close the device. 2. Gear Adjustment: after starting the machine, short press the switch, and cycle the 1-3 gears in turn. 3. Music Play: long press the music key to start music, short press to switch the music, long press again to close the music. 4. Press the Start/Stop button to open the inhalation function for nasal cleaning, and press again to close the inhalation function. 5. Light Button: press the light on key, open the colorful light, press again to turn off the light. 6. Device Charging: connect the magnet charging base with a magnet charging cable to charge the device. 7. Gear Indicator: default 1st gear when the machine starts, the first light is on, and 3 lights correspond to 3 gears. When the equipment is in low power, the 3 lights flashing 3 times and then turn off. When charging the equipment, the first to the third lights shine in an increasing cycle. When the device is fully charged, the 3 lights are always on. The device does not work while charging. 1 x Nasal Aspirator(With Dust Cover) 3 x Suction Head 1 x Tweezers(With Cover) 1 x USB Cable 1 x Storage Box 1 x Manual