They are in stock online and in Cube 62/63. The Valk 3 Power and Power M have different packaging from the Valk 3.
The QiYi Valk 3 Mini 4.74cm was made to commemorate Mats Valk’s 4.74s former world record 3×3 single. Only 4,740 pieces of the Rose Pink limited edition are produced. The Valk 3 Mini’s small size can be useful for single handed solve.
Qiyi has earlier released the (full size) Aqua Blue Valk 3 limited-edition. Only 5,000 pieces are produced. The Aqua Blue limited edition is a very collectible cube featuring an Aqua Blue Valk 3 VIP Card, the Valk cube bag, Valk Hand Band and a Valk 3 Badge.