BIGNIU Ebike | 20" Tires | Stylish Mountain Bike

Conquer the city streets and rugged trails with the BIGNIU BG-S Electric Bike, designed for performance, durability, and all-terrain versatility. Its powerful 740W motor paired with a 48V 15Ah rechargeable lithium battery delivers speeds up to 28 mph (45 km/h), giving you the power you need for both commuting and adventure.

The extra-wide 20"x4.5" fat tires provide superior traction and stability on any surface, while the 7-speed gear system ensures smooth shifting for optimal control. Dual disc brakes offer responsive stopping power for safe rides in any condition.

Crafted with a lightweight aluminum alloy frame and a sleek classic design, this unisex eBike is perfect for riders who want both style and performance. The included toolkit makes assembly and maintenance simple, so you can focus on the ride.

Key Features

• High-Power Motor: 740W motor with maximum speeds of 20–28 mph (32–45 km/h).

• Long-Range Battery: 48V 15Ah lithium battery; dual-purpose battery/power mode.

• Fat Tires: 20"x4.5" alloy steel wheels for stability and off-road capability.

• Dual Disc Brakes: Reliable braking in city traffic and off-road trails.

• 7-Speed Gear System: Smooth shifting for versatile riding conditions.

• Included Toolkit: Easy assembly and ongoing maintenance.

• All-Terrain Ready: Designed for commuting, rugged trails, and outdoor adventure.

• User-Friendly Design: Unisex, classic style for adults.

Specifications

• Brand: BIGNIU

• Model: BG-S

• Motor Power: 500–750W (max 740W)

• Max Speed: 20–28 mph (32–45 km/h)

• Wheel Size: 20"x4.5" Alloy Steel

• Frame Material: Aluminum Alloy

• Battery Type: Rechargeable Lithium (18650 Series)

• Battery Voltage: 48V 15Ah

• Operating Voltage: 110V–240V (included)

• Frequency: 50Hz/60Hz

• Output Current: 2A

• Brake Type: Dual Disc Brakes

• Power Mode: Battery / Power Dual Purpose

• Assembly Required: Yes (tires included)

• Style: Classic, Unisex

• Color Options: Black & Green