5,700mAh / 83.2Wh on Samsung cells — about three hours untethered, four-LED level display, crush-resistant case. Fits AR-4.0 and AR-3.0.
Pay in four with Klarna or Afterpay, or monthly with Affirm — all shown at checkout, alongside card, Cash App and bank transfer.
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Includes: the power bank.
5,700mAh / 83.2Wh on Samsung cells — about three hours untethered, four-LED level display, crush-resistant case. Fits AR-4.0 and AR-3.0.
Use your Air Relax Plus AR-3.0 & Air Relax Pro AR-4.0 system with this Power Bank. Provides up to 3 hours of continuous use with powerful Samsung battery cells with excellent safety and reliability (5 hours to fully charge). 4 LED indicator display to show the power level. A power protection system ensures that both the power bank and Air Relax control unit stay safe during charging. Comes with a protective case made of supreme quality, durable EVA crush resistant, anti-shock, weather resistant material. source
| Compatibility | Fits the AR-4.0 and AR-3.0 — not the AR-2.0. |
|---|---|
| Shipping | $12 small-parcel UPS on a parts-only order, or $59 when the order also has a system in it — one shipping charge per order either way, and free over $1,200. |
| Compatibility — as stated by the supplier | Air Relax AR-3.0 and AR-4.0 source |
| Capacity | 5,700mAh / 83.2Wh source |
| Dimensions | 6.5(L) x 3.75(W) x 1.5(H)-Inch source |
| Weight | 1.1lbs source |
$12 small-parcel UPS Ground on a parts-only order, or $59 when the order also has a system in it — one shipping charge per order either way, and free over $1,200. Shipped from California, tracking emailed when the label prints. No freight appointment, no liftgate, nobody needed at home.
In stock at Air Relax (checked September 29, 2026). We confirm your exact item and size with Air Relax before it ships and email you the date we are given. Before it ships, contact us if you want to change or cancel the order — the written terms are on our policies page.
Faulty on arrival: contact us for the supplier's return and exchange process. For an unused, resellable return, the supplier's return label is $10. See the item-specific terms on our policies page.
Compression is the between-days layer. The main event is a matched sauna and cold plunge — and that pair is the decision that actually changes how you feel.