{"id":3594,"date":"2026-01-05T10:20:29","date_gmt":"2026-01-05T10:20:29","guid":{"rendered":"https:\/\/www.bistook.com\/?post_type=product&p=3594"},"modified":"2026-01-05T10:21:47","modified_gmt":"2026-01-05T10:21:47","slug":"xm21300-300w-modular-micro-power-station","status":"publish","type":"product","link":"https:\/\/www.bistook.com\/?product=xm21300-300w-modular-micro-power-station","title":{"rendered":"XM21300 300W Modular Micro Power Station"},"content":{"rendered":"\n

The World\u2019s First Serviceable 14.8V Jump Starter & High-Power DIY Power Bank Kit<\/p>\n\n\n\n

\u26a0\ufe0f IMPORTANT NOTICES (PLEASE READ BEFORE PURCHASE)<\/strong><\/h3>\n\n\n\n
    \n
  1. Batteries NOT Included:<\/strong> This product is a modular DIY kit. Users must provide their own high-rate 21700 batteries (discharge rate >17.5C)<\/strong> to achieve the stated performance.<\/li>\n\n\n\n
  2. Shipping Weight:<\/strong> The total package weight for shipping is approximately 900g<\/strong>.<\/li>\n\n\n\n
  3. Setup Requirements:<\/strong> Upon receiving the product, please thoroughly read the user manual<\/strong> or watch the installation video<\/strong> before assembly. Correct installation is crucial for safety.<\/li>\n\n\n\n
  4. Warranty Policy:<\/strong> * A limited warranty covers non-human-caused hardware failures.\n
      \n
    • Note:<\/strong> Short circuits or device damage caused by improper user handling (such as incorrect battery polarity or assembly errors) are NOT covered<\/strong> by the warranty.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n

      Key Features (Value Propositions)<\/strong><\/h2>\n\n\n\n
        \n
      • Continuous Multi-Cycle Vehicle Starts:<\/strong> Unlike standard 12V units, our 14.8V (4S)<\/strong> architecture delivers explosive cranking power for reliable, repeated engine starts.<\/li>\n\n\n\n
      • Zero-Welding Modular Design:<\/strong> Featuring 8 independent 21700 battery bays<\/strong>. No spot welding required\u2014just plug and play.<\/li>\n\n\n\n
      • Extreme Conductivity:<\/strong> Equipped with 16x 0.5mm ultra-thick nickel-plated red copper contacts<\/strong>. Achieves an industry-leading internal resistance of only ~0.22m\u03a9<\/strong>.<\/li>\n\n\n\n
      • Detachable, Serviceable, Expandable:<\/strong> Built for the long haul. Replace cells easily, maintain your device, and expand your runtime infinitely.<\/li>\n\n\n\n
      • 100W PD + 300W DC Ecosystem:<\/strong> True all-scenario fast charging for laptops, drones (DJI), and professional field equipment.<\/li>\n<\/ul>\n\n\n\n

        Technical Specifications<\/strong><\/h2>\n\n\n\n

        General Information<\/strong><\/h3>\n\n\n\n
          \n
        • Model:<\/strong> XM21300<\/li>\n\n\n\n
        • Chassis:<\/strong> Aviation-Grade 6063 Aluminum Alloy (Sandblasted & Anodized)<\/li>\n\n\n\n
        • Weight:<\/strong> 553.3g (Kit Only) | ~1077g (With recommended cells)<\/li>\n\n\n\n
        • Dimensions:<\/strong> 9.76 x 3.54 x 1.42 in (Excluding silicone straps or EC5 PORT)<\/li>\n\n\n\n
        • Operating Temperature:<\/strong> -20\u00b0C to 26\u00b0C (-4\u00b0F to 79\u00b0F)<\/li>\n<\/ul>\n\n\n\n

          Power Performance<\/strong><\/h3>\n\n\n\n
          Interface<\/strong><\/td>Type<\/strong><\/td>Specification<\/strong><\/td><\/tr><\/thead>
          USB-C1\/C2<\/strong><\/td>In\/Out<\/td>PD 100W (5V\/9V\/12V\/15V\/20V @ 5A)<\/td><\/tr>
          USB-A<\/strong><\/td>Out<\/td>22.5W Max (Universal Fast Charge)<\/td><\/tr>
          DC\/XT30\/XT60<\/strong><\/td>In\/Out<\/td>12V\u201316.8V\uff0820A MAX\uff09<\/td><\/tr>
          EC5 Port<\/strong><\/td>Out<\/td>14.8V Nominal \uff08140A MAX\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          Battery Requirements (Sold Separately)<\/strong><\/h3>\n\n\n\n
            \n
          • Cell Type:<\/strong> 8x 21700 Li-ion Cells (Ternary Lithium)<\/li>\n\n\n\n
          • Recommended Model:<\/strong> EVE INR21700 40PL (High-Rate Discharge)<\/li>\n\n\n\n
          • Configuration:<\/strong> 4S2P (4 Series, 2 Parallel)<\/li>\n\n\n\n
          • Full Voltage Range:<\/strong> 12.0V (0%) \u2013 16.8V (100%)<\/li>\n<\/ul>\n\n\n\n

            Smart Operation & Safety<\/strong><\/h2>\n\n\n\n
              \n
            • Smart Interface:<\/strong> Integrated Voltmeter Switch (Independent from EC5 Port).<\/li>\n\n\n\n
            • Trickle Charge Mode:<\/strong> Double-click the tactile button to safely charge low-current devices (Earbuds\/Watches).<\/li>\n\n\n\n
            • Smart Protocol Matching:<\/strong> Perfectly compatible with Apple, Samsung, Huawei, DJI, Insta360, and 99.99% of consumer electronics.<\/li>\n\n\n\n
            • Safety Warning:<\/strong> EC5 port is for Output Only<\/strong>. Never attempt to charge through the EC5 port.<\/li>\n<\/ul>\n\n\n\n

              Package Contents (What\u2019s in the Box)<\/strong><\/h2>\n\n\n\n
                \n
              • 1x XM21300 300W Micro Power Station Kit (Batteries Not Included<\/strong>)<\/li>\n\n\n\n
              • 2x Anti-Slip Luminous Cyan Silicone Protection Straps<\/li>\n\n\n\n
              • 1x Heavy-Duty Pure Copper EC5 Jump Start Clamps<\/li>\n\n\n\n
              • 1x 3mm Precision Assembly Screwdriver<\/li>\n<\/ul>\n\n\n\n

                Stop buying “disposable” power banks.<\/strong> The XM21300 offers a professional-grade, sustainable power solution. Whether you are jump-starting a vehicle in the cold or powering a workstation in the field, this modular powerhouse is the last portable battery you will ever need to buy.<\/p>\n","protected":false},"excerpt":{"rendered":"

                The World\u2019s First Serviceable 14.8V Jump Starter & High-Power DIY Power Bank Kit \u26a0\ufe0f IMPORTANT NOTICES (PLEASE READ BEFORE PURCHASE) Key Features (Value Propositions) Technical Specifications General Information Power Performance Interface Type Specification USB-C1\/C2 In\/Out PD 100W (5V\/9V\/12V\/15V\/20V @ 5A) USB-A Out 22.5W Max (Universal Fast Charge) DC\/XT30\/XT60 In\/Out 12V\u201316.8V\uff0820A MAX\uff09 EC5 Port Out 14.8V […]<\/p>\n","protected":false},"featured_media":3595,"comment_status":"open","ping_status":"closed","template":"","meta":[],"class_list":{"0":"post-3594","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-electronic-accessories","7":"product_cat-powerbank","8":"product_tag-100w-pd-power-bank","9":"product_tag-14-8v-jump-starter","10":"product_tag-21700-diy-kit","11":"product_tag-300w-dc-power","12":"product_tag-dji-drone-charger","13":"product_tag-emergency-car-starter","14":"product_tag-eve-40pl-compatible","15":"product_tag-fpv-field-charger","16":"product_tag-high-rate-discharge","17":"product_tag-modular-power-bank","18":"product_tag-portable-power-station","19":"product_tag-red-copper-contacts","20":"product_tag-solderless-battery-box","22":"first","23":"instock","24":"sale","25":"shipping-taxable","26":"purchasable","27":"product-type-simple"},"yoast_head":"\nXM21300 300W Modular Micro Power Station - Bistook<\/title>\n<meta name=\"description\" content=\"The ultimate DIY 21700 power bank kit. 300W total output, 14.8V 140A peak jump starter, and 100W PD charging. 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