This is where the 4" barb wire arm comes into play

Recommended accessory to enhance Wi-Fi® performance when connecting the Smart Video Intercom to the internet via Wi-Fi

Lightweight

RESISTANT TO RUST: Fashioned from aluminum

As alluded to in its name

4" x 4" Ornamental Low Voltage Combo Light Post Cap (Box of 6) Color:White This is where the 4"Add twice the outdoor lighting to your garden, deck or patio with these combination low voltage caps. These caps are essentially a 2 in 1 with bulbs on all four sides of the cap and underneath the cap. Even with twice the power, these caps are low voltage and energy efficient to ensure lower electric bills. 4. 01" sq. maximum profile dimensions 25 Lumens 0. 8 Watts Extends half an inch over profile