E-bike quick answers

Calculate it. Get the answer. Ride.

Free tools for e-bike battery capacity, estimated range, charging time and trip planning—plus fast answers to common battery questions.

Most useful calculators

Battery

Convert volts and amp-hours into watt-hours instantly.

Range

Estimate miles from battery energy and expected Wh/mile.

Charging

Estimate charging time using battery Ah, starting charge and charger amps.

Trip planning

Estimate the Wh capacity needed for a target distance.

Battery remaining

Estimate remaining distance from your normal full-charge range.

Quick reference

Common 36V, 48V and 52V battery capacities at a glance.

360Wh battery range examples.

720Wh battery range examples.

960Wh battery range examples.

1,040Wh battery range examples.

2A, 3A, 4A and 5A planning estimates.

Estimate the capacity needed for a 30-mile trip.