◈ Circadian Intelligence

Train When Your Body Breathes Best

Smart dumbbells that read your oxygen levels, sync with your circadian rhythm, and auto-adjust resistance so you hit PRs at the perfect moment.

86%
O2 Efficiency
→ The Experience

Your Body Knows. Listen.

Pick up the dumbbell and instantly see your body's state reflected on the sundial surface.

◆ 2:00 PM — Recovery Window

Oxygen Depleted

You grab the dumbbell after lunch. The dial glows amber, showing your oxygen is 14% depleted. The weights feel lighter. The app whispers: "Recovery mode engaged."

86% O2
◆ 6:00 PM — Peak Performance

Golden Hour

You return at sunset. The dial shines gold—your oxygen efficiency peaked. The weights feel substantial. You push harder. You hit a PR because the system knew.

98% O2
→ Investment

Own Your Rhythm

Starter

$299
  • Pair of AeroSundi dumbbells
  • Basic O2 tracking
  • Sundial display
  • Mobile app
Pre-Order

Elite

$499
  • Everything in Pro
  • 2x faster resistance
  • Premium materials
  • Priority support
Pre-Order