Get the Banzai Electronic Raceway Water Slide, listed at $25.88, dropping to $13 at Walmart.com. This is the best price we could find by $12. The slide has an inflatable speed zone electronic arch timer. It is recommended for kids five to twelve years old. The timer requires four AA batteries, which are not included in this offer. In-store pickup is free. Shipping is $4.97 or free with orders over $50. Sales tax is charged in most states.