Peace, mercy, and blessings of God be upon you.
May you be well, my dears.
New batteries for the Nintendo WiiU tablet/gamepad are available.
New Nintendo WiiU tablet High Capacity Lithium Battery
Modern Lithium manufacturing with a large charging capacity of 3600mAh, compatible with all regions.
The price per unit is 90 SAR.
Pictures are attached. May God grant success.