Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

Create a detailed description for the following product: AP-1015A, belonging to category: Air Purifier

### Response:
The AP-1015A air purifier is equipped with a four-step filtration system for removing fine dust, bacteria, harmful gases and unpleasant odours. It is inclined slightly forward by six degrees so that the purified air flows upward at an angle, circulating the air evenly. A ring-shaped LED display indicates the current air quality with four-step changes in colour. Using NFC technology and a smartphone app, the user can control the status of the device.
### End