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Freemax Rexa 4 Battery and Charging Explained
Published 2026 · VapeWholesaleHub trade desk

Battery capacity and charging behaviour shape the daily experience of Rexa 4 more than most buyers expect.
Distributors reviewing their Rexa 4 range usually find that battery and charging explains most of the variance in results between accounts.
Seasonality interacts with battery and charging more than most forecasts allow for, so a rolling review beats an annual one.
Why battery and charging matters on the Rexa 4
A full charge cycle should comfortably cover a day of typical use for the target customer.
A written internal standard for battery and charging makes onboarding new account managers far quicker and reduces avoidable errors.
USB Type C has become the expected standard and reduces return rates caused by cable confusion.
Reference specification
| Item | Value |
|---|---|
| Model | Rexa 4 |
| Brand | Freemax |
| Category | E-Liquids |
| Battery | 500 mAh |
| Output range | 12-30 W |
| Capacity | 4.0 ml |
| Charging | USB-C 2A |
| Coil options | 0.8 / 1.2 ohm |
| Carton quantity | 120 units |
Storage state of charge matters in transit; partially charged cells ship more safely.
Practical notes for buyers
Freight consolidation changes the answer to battery and charging at container scale, which is why small and large buyers reach different conclusions.
Where two suppliers look identical on price, battery and charging is usually the variable that separates them over a full year.
Checklist
- Check carton quantities against the commercial invoice line by line.
- Review the reorder point after one full selling cycle.
- Keep certificates current and filed against the exact model name.
- Verify that artwork matches the approved compliance template.
- Request batch photographs and a packing list prior to shipment.
- Record the arrival condition with photographs on the day of delivery.
Commercial terms
Freight terms should be named explicitly, because an unclear incoterm is the fastest way to lose a relationship.
Most long running accounts settle into a rhythm of monthly top ups with one larger seasonal build per year.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (184 units) | Tier 1 | 14-21 days |
| Pallet (842 units) | Tier 2 | 21-30 days |
| Container (7785 units) | Tier 3 | 14-21 days |
Frequently asked questions
How long does a Rexa 4 battery typically last per charge?
Most devices in this class deliver a full day of moderate use, with charging time around forty to sixty minutes.
What happens if a batch fails inspection?
The agreed procedure normally covers replacement of affected units or credit against the next order, documented before shipment.
Do you support long term supply agreements?
Yes, rolling agreements with defined review points work better for both sides than rigid annual commitments.
Is documentation provided for customs?
Commercial invoice, packing list and the relevant certificates are supplied; the importer's broker handles the declaration.
Final word
Start with one change, measure it over a quarter, then decide whether it deserves to become policy.
Trade enquiry
Quotations, samples and artwork files are available on request. Please state model, quantity per SKU, destination and target delivery window.
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