Spotlight, Down, Left, POI
CREATIVE: Requires no power and can be turned on/off when designing prefabs.
Harvest drops
Iron× 24-30
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
Salvage drops
Electrical Parts× 1-3
Extra parts when salvaged with a wrench, ratchet or impact driver.
Drops when destroyed
Headlight× 0-1
When it collapses
Falling, it leaves 
Scrap Metal Pile (75% of the time) where it lands.
Where to find (16 POIs)
Champions Coliseum (tier 5), Correa Rockworx (tier 5), Haven Hotel (tier 5), Hybrid Mining (tier 5), Red Mesa Compound (tier 5), Installation Blue Ridge (tier 4), Jeffelon Zuckergates Estate (tier 4), Fortified Farm (tier 3), McPherson UFO Museum (tier 2), Ranger Station Echo (tier 2), Cabin Retreat (tier 1), Navezgane Civil Defense Shelter (tier 1), Ranger Station Beta (tier 1), Ranger Station Foxtrot (tier 1), Ranger Station Hotel, Trader Hugh.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.