Feature: 1. One button start, two gears adjustment, easy to use and convenient for operation. 2. Powerful turbine fan, low noise, large negative pressure and fast circulation. 3. High concentration anion generating device for dust removal, air cleaning, improve the content of anion in the air and so on. 4. Equipped with built‑in rechargeable battery and come with charging cable, can be used after charging 5. Used to collect smoke ashes, remove second‑hand smoke and odor, etc. Better cleaning air. Specification: Item Type: Anion Smoke Odor Remover Material: ABS+Metal Power Supply: Built-in lithium battery Battery Capacity: 3600mAh Usage: 1. The machine is equipped with a rechargeable battery, can be used after charging.This machine is used to collect smoke ashes, remove second-hand smoke and odor, etc. 2. Press the switch button to start the machine, the default is low speed, then press the second high gear, press the third time to shut down.When the battery is too low, the indicator will turn red and stay on, indicating that the battery needs to be charged. 3. Please turn off the power before charging. The charging indicator flashes in red and goes out after full charge.Please use the USB power cord connected to the device to charge. 4. Charging voltage of the equipment is DC5V. Please make sure the charging voltage is up to standard. 5. The company does not assume any responsibility for the failure of the machine caused by the use of the mismatched charger.The ashtray on the top of the machine is made of metal material, which can be removed for cleaning.Please dry after cleaning to prevent water from entering the machine. Precautions: 1. Make sure your hands are dry when you plug and unplug the power plug.Do not use wet hands to operate the machine to avoid electric shock. 2. When working in the bathroom, kitchen and other humid environment, please be sure not to spray water on the machine, so as not to damage the machine. 3. The machine is equipped with negative ion high voltage module.Non-professionals shall not disassemble or repair by themselves. 4. The machine produces negative ions during operation.Negative ions have a strong ability to absorb and settle dust, so after a period of use, black dust may accumulate around the device.Please clean up in time. Package List: 1 x Air Cleaner Host 1 x Ashtray 1 x Charging Cable 1 x Manual