Cisco Aironet 1700 - AP 3700: 802.3 af (15.4 W) Mode; AP 3700: Full Power Mode (>18 W)

Cisco Aironet Series 1700/2700/3700 Access Point Deployment Guide
Cisco Aironet Series 3700 Access Point
Figure 79 AP 3700 Running in 802.3af (15.4 Watt) Mode
Figure 80 AP 3700 Running in Full Power Mode when it has 18 Watts or More of Available Power