See here for a write-up and here for the official COOWOO page (Chinese). Best price posted on OzB was $25.81 AU. You may wish to pay in USD as JoyBuy prices it at $25.43 AU.
Selling points:
- No wires (runs on a 4000mAh battery which is apparently enough for 8 hours, charged by micro USB)
- Flexible stem
- Doubles as a powerbank
- Outputs (up to 2.1A in total) through 2 Ć USB-A
thanks!