Is the 36 mph top speed realistic?

It is a peak figure reached under favorable conditions, likely downhill or with a light rider. Expect lower sustained speeds on flat ground, and note that 36 mph exceeds e-bike legal limits in most US states.

How far can it go on one charge?

The claimed range is 36 to 85 miles per charge. The low end fits throttle-heavy riding, hills and heavy riders; the high end assumes low assist and flat terrain.

Can I remove the battery to charge it indoors?

Yes, the 48V battery is removable, so you can charge it off the bike. That helps if you park outside or lack an outlet near storage.

Is it good for a heavy rider?

The 110Nm torque and fat tires handle weight well, and the motor is strong enough for steep climbs. Check the frame's stated weight limit before buying.

What comes in the box?

The bike ships with its battery, charger and the display with USB port. Front and rear lights, horn and turn signals are built into the bike.

How does it compare with a 500W commuter e-bike?

It has far more torque and speed, plus fat tires and dual suspension for off-road use. In return it is heavier, less nimble in traffic and uses more battery per mile.