Say hello to powerful purification with the Challenge Air Purifier. With 3 modes, it lets you switch wind speed between high, low and auto. And the built in PM2.5 sensor air quality system flashes between 3 lights, indicating the current air quality.

Wake up feeling refreshed, the air purifier's sleep mode ensures quiet operation and noise suppression.

The auto-shut off feature leaves you worry free, just set it to your desired duration and let it do its work. Suitable for rooms up to 46 sq m.

Suitable for room size up to 46m².
Noise level 55dB.
Quiet operation.
3 speed settings.
Auto shut-off.
HEPA filter.
Filter included.
CADR rating smoke 230.
Night light.
Size H36.3, W16, D31.5cm.
1.9m cable.
34 watts.
Manufacturer's 1 year guarantee.

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Please can you supply a copy of the instruction user manual for the challenge air purifier 4846174

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Challenge Air Purifier