Dominate Urban & Off-Road Terrain: Powered by a 500W brushless motor (750W peak output), the MACFOX X1S effortlessly hits 20MPH speeds while tackling 30° inclines - perfect for conquering city commutes or mountain trails. The 20"x4" fat tires paired with hydraulic front suspension absorb bumps like a pro, whether you're navigating potholes or loose gravel UL-Certified Safety & Triple Braking: The full EBIKE circuit system passes UL2849 fire and explosion-proof test, and is equipped with triple braking protection (front and rear dual disc brakes + e-brake) Our extra-long 33" PU memory foam saddle keeps you comfy mile after mile, even on rough terrain Class 2 Legal & License-Free Riding: Fully compliant with federal e-bike regulations (750W/28MPH max) - no driver's license or registration required! Ideal for hassle-free urban commuting, campus cruising, or weekend adventures. Pro tip: Always pair your rides with a helmet (not included) for maximum safety Removable Battery & Expandable Mileage: Get 38 miles per charge in pedal-assist mode using the removable 48V/10.5Ah battery. Double your adventure range instantly by adding a second battery (sold separately) - perfect for extended trail rides or Multi-stop commuting Lightweight Frame & Fat Tires : The MACFOX X1S's high-strength steel frame is the ultimate in stability, durability, and resilience. 20"* 4.0" Fat Tire with a well-designed multi-section tread pattern on their surface demonstrate superior performance. They provide unparalleled grip and traction even on rough terrain such as dry land, muddy roads, smooth asphalt and loose sand MACFOX