Amazon has this Canany Waterproof Action Camera Bundle for only $46.00 (Reg $139.99) but you can use code: VO7Y2UVD at checkout to get the price down to $39.98! The camera is 1080P 12MP and comes with 2 re-chargable batteries plus a free accessory kit.
If you are not already a Prime Member you can join with a 30-day free trial of Prime, as a student with Prime Student, or as part of Amazon Family.
Please note that Amazon prices are subject to change at any time and may have increased or decreased since this offer was posted.