The SM822HB Series flattop beacon delivers professional-grade warning with 16 high-power 5W super bright LEDs across 8 mounting configurations. All models feature ECE R65 TB2 rotation, ECE R65 TB2 double flash, and ECE R10 certification. IP66 waterproof, DC 12-24V wide voltage. Synchronization available on single bolt (EHB), flexible & permanent (IHB), ISO base/3 bolts (KHB), ISO base high mount (MHB), and 3 bolts low mount (PHB) models. Choose from flexible pipe (AHB, 194mm), single bolt (EHB, 147mm), magnetic (GHB, 128mm), magnetic/3 bolts (HHB, 111mm), flexible & permanent (IHB, 217mm), ISO base/3 bolts (KHB, 108mm), ISO base high (MHB, 108mm), or 3 bolts low (PHB, 96mm). Uniform 115×78mm cover. Operates from -30°C to +50°C.