Product Category: Indoor & outdoor

This device requires both battery and external power to operate.

Users must create an enclosure if they wish to use this device for extended outdoor monitoring.

Can be paired with the Davis Instruments weather station. Optional device cover is available for outdoor use.

Also known as PA-II-FLEX. Users can replace the particular matter (PM) sensors on this device. This product does not come with a power adaptor.

Also known as PA-II.