BLU3 E20 — Helmet Cooler + Bluetooth Infotainment (NEW)

Selling a NEW BluArmor BLU3 E20 helmet cooler/headset. It provides active airflow into the helmet plus Bluetooth audio/call support via the BluArmor companion app; three fan modes let you trade power for runtime. Filter and mounts included — works well for hot-city commuting and short rides (https://thebluarmor.com/blogs/bluarmor/blu3-e20-from-helmet-cooling-to-smart-connectivity).

With your purchase, you will receive another unit that has been used three times.

• Helmet cooler that blows cooled air into the helmet — manufacturer claims up to 15°C cooler than ambient and ~100% more airflow vs earlier model.

• Dual-purpose: active cooling + Bluetooth infotainment (music, calls, voice assistant support via companion app / smart surface).

• Dual-mode Bluetooth (proprietary “TWOFLO” tech: Bluetooth Classic + BLE) for simultaneous links and app features.

• 3 fan modes / speeds — Regular, Turbo and Beast (useful for balancing cooling vs battery).

• Battery runtime (reported by sellers / reviews): ~15 hr in Regular, ~7 hr in Turbo, ~3 hr in Beast (actual runtime depends on settings & age).

• Weight: listed around 250–260 g.

• Replaceable wet filtration/cooler cartridge (seller pages note ~6-month filter lifetime).

• Mounting: chin-mount with 3M VHB tape and quick-release lock for the cartridge (fits most helmet shapes).