A new low by $10
As far as rating go, the 80 hour Wireless Wii U controller receives raves reviews. Up to 80 hours of battery life (only 37 on the old Wii) and it's rechargeable.
How To: Buy a Pokemon Go Plus
Today only Best Buy made it their Deal of the Day dropping the Wii U Pro controller at $24.99 (normally $49.99) with free shipping or free store pickup.
Nintendo Wii U Pro Controller — $24.99 at Best Buy. Next best is $44 at Amazon, normally $50.