Obelisks are described as metal constructions, with iron specifically named for several models. The tower topiary is described as boxwood (a trimmed boxwood shape) and is presented for indoor/outdoor decorative use.
Many obelisks are marketed with all-weather designs and powder-coat finishes; stainless steel hardware is also mentioned for added durability.
Noted decorative details include delicate floral-pattern support bands, cast-iron finials, and powder-finished steel construction for visual and structural detail.
Obelisks are described as sturdy frames or trellises that climbing and vining plants will creep up, with listings explicitly noting trellis support for climbing.
Listings show both indoor and outdoor placement: several obelisks are described as all-weather or indoor/outdoor, and the tower topiary is described as indoor/outdoor and UV resistant.
No — the tower topiary is listed as unlit and requires no batteries. It is described as an indoor/outdoor, UV-resistant decorative topiary.