33DZ086-01 Medical Battery for MC5/MC6/MC7/MC8 Portable Oxygen Concentrator

We ship most orders within 1–2 business days after payment is received, excluding weekends and holidays. All battery products must pass a safety test before shipping, which may slightly extend the processing time.

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Battery packs are classified as dangerous goods, so shipping times are generally longer than standard products. Some countries cannot accept air transportation for pure battery shipments.

Estimated delivery times: Asia 5–20 business days;

North America 10–15 business days;

Europe & South America 15–20 business days.

More detailed country estimates are available on our Shipping policy

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If your order is delayed, please contact us via email (liyuping1984@gmail.com, order@storeshoppe.com) or WhatsApp (+86 13590486819).

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• Warranty: We offer 2-year warranty coverage against manufacturer defects.

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• International shipping available to 50+ countries.
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• Battery runtime depends on device power consumption: CPU speed, apps, wireless devices, screen brightness, usage cycles.
• Maintain battery life: activate at least every 2 months, charge to 50-80% if storing for >1 month.
• Battery life: ~500 charge cycles, ~2-3 years with normal use.
• Battery Life Calculator