UniFi UBB - Adopting UBB via Controller; Product Specifications; Dimensions and Weight; Antenna Gain Details

2. On the Devices screen, locate the UBB in the list of devices
under the Model column. To adopt the UBB, click Adopt.
3. The System LED will turn blue to confirm that it has been
successfully adopted.
Specifications
UBB
Dimensions 140 x 140 x 90 mm (5.51 x 5.51 x
3.54")
Weight 376 g (13.3 oz)
Antenna Gain
2.4 GHz (BLE) 2 dBi
5 GHz 10 dBi