Walmart is selling a foldable e-bike for under $300 during its Spring Sale.The Dyu 350W Folding Electric Bike is on sale for $262, a 45% discount off the original price of $479.The e-bike features a 350-watt brushless motor, a lightweight steel frame, and can reach speeds of up to 15.5 miles per hour.It has a range of approximately 25 miles on a single charge and can be folded for easy portability.