DSLRKIT Gigabit 48V 30watt PoE Injector Adapter Power Over Ethernet 802.3at af UBNT AP 1000Mbps

Is this 802.3at or 802.3af compliant? It says one thing in the description and another in the product page.

Is this device active or inactive?

Does it work with 802.3at only device like ubiquiti uap-ac access point?

for amcrest ip4m-1055e?