Website Closure Notice

After careful consideration of our long-term business direction, geekmaxi.com will be discontinuing operations as an online store. As of August 21, 2026, we will no longer be accepting new orders.
Rest assured, any orders you have already placed, whether awaiting shipment or in transit, will be honored and fulfilled. Warranty support and after-sales service will continue as usual.

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Website Closure Notice

Dear Customer,

We want to assure you that this transition will not affect any commitments already made to you:

Orders placed prior to this date — including those awaiting shipment or currently in transit — will be completed as normal.
Product warranties remain valid and fully honored for the duration of their original terms.
Your order history and account details will stay accessible, and our support team remains available to assist with any questions.

Looking ahead, we are working with a number of established retail partners so that our customers can continue to find the products they've come to know from us. More details will be made available on our homepage.

We're sincerely thankful for the years of business you've entrusted to us.
Questions can be directed to our team at support@geekmaxi.com.

geekmaxi.com

Frequently Asked Questions

As part of a broader review of our long-term business direction, we have made the decision to discontinue geekmaxi.com as an online store. We're grateful for the years of support our customers have shown us.

All orders already placed — whether awaiting shipment, currently in transit, or already delivered — will be completed as normal. You can track your orders anytime under My Account > Orders.

Yes. Warranty and after-sales support remain fully available for products purchased before August 21, 2026, for the applicable warranty term. For assistance, contact support@geekmaxi.com.

Yes. The website remains accessible so you can view your order history and past purchases at any time.

As of August 21, 2026, this site no longer accepts new orders. We are working with a number of established retail partners so you can continue finding the products you know from us — details are available in our Partner Zone on the homepage.

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Flashfish YZC04 2-in1 Magnetic Hand Warmers, LED Real-time Display, 3.5H Fast Charge, 5000mAh*2, Compact & Portable

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39,99 €

Lightweight with only 135g of each unit, it features a pocket-friendly compact design.
Heats up instantly to 126°F with a 95.98% thermal conversion rate.
Dual 5000mAh large-capacity batteries deliver long-lasting warmth and support 3.5-hour fast bidirectional charging.
Works as both a hand warmer and a USB power bank for emergency charging.
Premium temperature control chip, comes with four-layer protection.
Detachable twin units can be used separately, perfect for sharing.

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Flashfish YZC04 2-in1 Magnetic Hand Warmers, LED Real-time Display, 3.5H Fast Charge, 5000mAh*2, Compact & Portable

Magnetic Twin-Body & Ultra-Portable

Magnetic attachment enables neat, effortless storage, while each 135g unit (12.4 × 2.8 cm) features a slim, pocket-friendly profile. Easily slips into pockets or gloves for on-the-go warmth wherever you are.

Fast Charging & 2-in-1 Long Battery Life

It equipped with dual 5000mAh high-capacity batteries and comes with 3.5-hour fast charging via 5V/2A bidirectional Type-C. It functions as both a hand warmer and a USB power bank, delivering reliable warmth and backup power for emergency charging.

Instant High-Efficiency Heating

With a 95.98% thermal conversion rate, it heats rapidly to 126°F even in cold conditions. Each unit delivers up to 6 hours of steady warmth, providing fast activation and long-lasting comfort.

Smart Safe Protection

A premium temperature control chip maintains precise, constant warmth, working with four-layer protection to prevent overcharge, overcurrent, overpower, and short-circuit, ensuring secure and worry-free performance.

Detachable Sharing Design & Premium Details

The twin bodies can be split for independent use, ideal for sharing warmth with friends and family. Crafted from durable ABS and aluminum, it offers a premium feel and long-lasting strength. The integrated lanyard hole supports flexible, multi-scenario carrying.