Yongnuo YN24EX E TTL Twin Lite Macro Flash Speedlite for Canon Sony Cameras with Dual 2pcs Flash Head + 4pcs Adapter Rings|speedlite for canon|for canonflash twin - AliExpress
Dual flash – why should I?
PhotoMed Macro Flashes
The Flash" Twin Streaks (TV Episode 1991) - IMDb
Macro Twin Flash KX-800 - LAOWA Camera Lenses
Canon Macro Twin Lite MT-26EX-RT - Cameras - Canon Cyprus
Canon MT-26EX-RT Macro Twin Lite 2398C003 B&H Photo Video