Home › Articles › 21700 Battery Barcode and Labelling Requirements — EU Markets
Wholesale Guide

21700 Battery Barcode and Labelling Requirements — EU Markets

Published 2026-04-28 · 6 min read · by the VapeWholesaleHub sourcing team

Buyers often ask us to explain why two 21700 battery samples that look identical behave differently after a month. The answer is almost always tolerance control, and it is more interesting than it sounds.

21700 Battery product overview
Reference view of the 21700 battery line prepared for wholesale evaluation.

Getting 21700 Battery to Your Warehouse

Customs classification for 21700 battery varies by market and changes from time to time. We ship with full documentation, but your broker should confirm the current code before your first order rather than after it lands.

Plan the 21700 battery customs paperwork at the same time as the order, not when the goods are on the water. A missing document costs more in demurrage than the entire freight saving from a cheap forwarder.

21700 Battery logistics and packing
Master carton configuration used for 21700 battery shipments.

How 21700 Battery Batches Are Checked

AQL sampling gets a lot of attention, but for 21700 battery the more useful habit is simply measuring the same three things on every single batch. Trend lines catch problems that pass/fail checks miss.

Keep a photo record of every 21700 battery approval sample. Written descriptions age badly; a dated photograph next to a delivered unit settles most arguments in seconds.

How 21700 Battery Fits the Assortment

Before anything else, decide which customer you are buying 21700 battery for. A convenience counter with limited shelf depth needs a tight range that turns quickly, while a specialist shop can carry a deeper ladder of options and educate buyers into higher ticket lines.

What to Fix Before Approving 21700 Battery

Specification sheets are where a 21700 battery deal is won or quietly lost. Two samples can look and taste the same while using different coil wire, different wicking density and different tolerances on the mouthpiece. Those details decide how the unit behaves in week three rather than minute three.

Reference specification for 21700 Battery orders
Product categoryClosed pod
Resistance band1.0 - 1.2 ohm
Capacity tolerance+/- 2%
Puff count methodDeclared by capacity
Master carton400 units
Carton weight11.3 kg
Shelf life18 months
Storage15-25 C, dry, away from direct light

Pricing and Margin

When 21700 battery input costs move, ask which component moved. A generic price increase hides whether you are paying for cells, packaging or simply a busy production calendar.

Indicative reference points for planning purposes: entry tier from USD 2.06 per unit at 1000 units, mid tier at USD 1.62, and volume tier at USD 1.43 for full container quantities. These figures move with specification, packaging and freight, so treat them as a shape rather than a quote.

Practical Checklist

Frequently Asked Questions

Can the packaging be customised?

Yes. Most 21700 battery programmes use private label packaging once volumes justify the printing plate. We supply dielines, check your artwork for print issues and hold approved files so reorders need no new setup.

How are price changes handled on repeat orders?

{K} pricing is reviewed against input costs and volume rather than adjusted casually. Any change is confirmed in writing before the next order is scheduled, with the reason stated so you can judge it yourself.

What information do you need to quote?

Target specification, approximate quantity, destination and any packaging requirement. With those four we can usually come back with a costed option the same working day rather than a request for more information.

What does a sample pack usually include?

A typical 21700 battery sample pack covers the strengths or variants you are most likely to list, packed so you can evaluate them side by side. Tell us which lines you are considering and we will match the pack to that rather than sending a generic selection.

Next Step

We would rather quote you accurately and lose the order than quote optimistically and lose the relationship. Ask us the awkward questions early.

Phone+86 13711127975
WeChat+86 13711127975
WhatsApp+86 13711127975

Related Reading