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    MinerHaolan Prokey Optimum Cryptocurrency Cold Storage Hardware Wallet - View 1
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    MinerHaolan

    Prokey Optimum Cryptocurrency Cold Storage Hardware Wallet

    The Prokey Optimum Cryptocurrency Cold Storage Hardware Wallet by MinerHaolan runs the SHA-256 algorithm, draws 81W. It mines Bitcoin. Available for purchase from MinerHaolan with fast international shipping from Hong Kong and manufacturer warranty included.

    HashrateN/A
    Power81W
    AlgorithmSHA-256
    EfficiencyOptimized

    Algorithm

    SHA-256

    Hashrate

    N/A

    Power

    81W

    Available Coins

    Bitcoin
    $134.99$149.99
    Save $15
    In Stock - Ready to Ship
    1

    SSL Secured

    256-bit encryption

    6-12 Month Warranty

    Full coverage

    Free Shipping

    Orders over $5,000

    Buyer Protection

    Verified seller

    • Prokey Optimum securely protects against hackers, viruses, key loggers, and more. Seed is and will be offline, encrypted and never exposed (no stress crypto transactions). You can simply backup your seed using BIP32 mnemonic word list 100% offline on device.
    • [Light & Easy to Use] Prokey optimum is sized at 50mm x 41mm x 9.4mm & weighs 16.7 gram, Perfect for carrying. We provide you a 100% web-based wallet to manage your all assets, No need to install any application or bridge. This hardware wallet is ready to plug in and use immediately.
    • [Universally Compatible] Prokey optimum is an affordable hardware wallet & is compatible with Windows, Linux, MacOS and Android. It comes with clear instructions and a USB cable. Store your Bitcoin, Ethereum, Ripple, Litecoin, Bitcoin Cash, ERC-20 tokens, and many more safe and unassailable.
    • [Most Trusted Hardware Wallet] Prokey Optimum is an open source project to increase transparently as the most trusted hardware wallet available to store Bitcoin, Ethereum, ripple, xrp, doge coin, shiba inu & many more in a secure offline environment, completely isolated from the internet and its dangers.
    • [100% Money Back Guarantee] the best experience possible to our customers is our priority & we offer a 30 days 100% Satisfaction guarantee. Prokey Optimum will become your no-risk cold wallet. This is an ideal gift idea for birthdays, holiday, or anniversary for anyone who values exceptional security for confident, Also more coins and crypto assets are added on a regular basis, ensuring your wallet is future proof and can store all major crypto currencies and tokens.

    MinerHaolan Assurance: All units are fully inspected, securely packaged, and dispatched via express courier with real-time tracking from our Hong Kong distribution hub. Includes MinerHaolan customer support and standard hardware warranty.

    Key Features

    • Engineered for optimal energy efficiency and low operating cost
    • High-performance hashing architecture for maximum mining profitability
    • Advanced thermal management with Hydro / Liquid Cooling
    • Easy setup and management via web interface

    Profitability Calculator

    Estimates for Prokey Optimum Cryptocurrency Cold Storage Hardware Wallet, from live network hashrate and price

    $0.08/kWh
    $0.01$0.20
    Hashrate "N/A" isn't in a format we can calculate from.

    * Revenue from live network hashrate, block time and block reward (source: WhatToMine), assumes a 1% pool fee, and extrapolates today's difficulty and price flat for the monthly/yearly figures. Estimates only, not a guarantee of earnings.

    5.0

    Based on 5 reviews

    5★
    5
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    5 verified purchases
    100% Would Recommend
    ⭐ Top Rated Product
    Amir
    Verified purchase
    Aug 30, 2026

    سلام عالی هست برنامه شما ممنونم

    سلام شما عالی هستین ممنونم از برنامه های شما

    Zaman
    Verified purchase
    Jul 31, 2026

    WELCOME to the way MinerHaolan

    Thanks for you

    Amir
    Verified purchase
    Jul 18, 2026

    Good

    Tom Voloski
    Verified purchase
    Jul 18, 2026

    676

    NerdQaxe++ 4.8 Great product on continuous run day3 zero crash minuscule rejects I’m running stable 5.4-5.58 hash rate once my fan upgrade comes I’ll push frequency to 950 from the current 676

    Fuad Ahmed Muhammad
    Verified purchase
    May 17, 2026

    fuad Ahmed Muhammad

    [****]

    Frequently Asked Questions about Prokey Optimum Cryptocurrency Cold Storage Hardware Wallet

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