Quick Summary
The Vivi AMAK00018 is a folding electric bike with 20-inch wheels, a 48 V, 7.8 Ah battery and a rated 500 W motor. It has an LCD display and dual disc brakes. Check the exact tire specification, riding modes and included configuration before choosing a version.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Model | AMAK00018. |
| Motor and listed speed | Rated 500 W motor; listed top speed is 20 mph. |
| Battery and charging | 48 V, 7.8 Ah battery; listed charging time is 5-7 hours. |
| Wheel size and folded dimensions | 20-inch wheels; folded dimensions are listed as 23.2 × 15.7 × 32.6 inches. Check these against your storage space. |
| Weight | Listed at 77 lb, a relevant figure if you need to lift or move the bike. |
| Equipment | The listing identifies an LCD display, dual disc brakes, bell, LED headlight and rear reflector. |
| Certification and warranty | The listing states UL 2849 certification and a 1-year warranty. Check the warranty terms for coverage details. |
What to Compare Before Buying
- Storage and handling: Compare the folded dimensions with your available space, and consider the listed 77 lb weight if you will need to lift the bike.
- Tires and riding modes: Confirm the exact tire width and available modes for the selected bike; the listing gives inconsistent details on both.
- Range expectations: Range figures in the listing conflict, so confirm the expected range for the exact configuration and your intended use rather than relying on one listed estimate.
- Included configuration: A rear seat is mentioned in the title, but whether it is included is unclear. Confirm the contents of the selected configuration.
Setup and Correct Use
The listing says to install the battery properly and turn its key fully clockwise to activate it before riding. Follow the instructions supplied with the bike for other setup and operating details.
Common Buyer Questions
How long does charging take?
The listed charging time for the 48 V, 7.8 Ah battery is 5-7 hours.
What are the folded dimensions?
The listing gives dimensions of 23.2 × 15.7 × 32.6 inches. Compare them with your intended storage space.
Before You Decide
Confirm the tire size, riding modes, range expectations and whether the rear seat is included. Check that the folded dimensions and listed 77 lb weight suit your storage and handling needs.











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