{"product_id":"femobook-a2-portable-electric-burr-coffee-grinder-4000mah-usb","title":"FEMOBOOK A2 Portable Electric Burr Coffee Grinder 4000mAh USB","description":"\u003ch2\u003eFEMOBOOK A2 Portable Electric Burr Coffee Grinder\u003c\/h2\u003e\n\u003cp\u003eMeet the \u003cstrong\u003eFEMOBOOK A2\u003c\/strong\u003e — a compact, rechargeable electric coffee grinder engineered for coffee enthusiasts who refuse to compromise on grind quality, whether at home, in the office, or on the go. Featuring a precision 7-core burr system, a powerful 4000mAh built-in battery, and an innovative magnetic attachment design, the A2 delivers consistently even grounds from coarse to espresso-fine — all without ever getting stuck.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7-Core Burr Cutting Disc:\u003c\/strong\u003e The advanced 7-star burr geometry produces a more uniform grind particle size, unlocking the full flavor potential of your beans — perfect for espresso, pour-over, and everything in between.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetal Central Axis \u0026amp; Core Structure:\u003c\/strong\u003e The cutter head spindle and its connecting frame are crafted from metal, ensuring long-lasting durability and stability grind after grind.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Grind Adjustment:\u003c\/strong\u003e Fine-tuned tolerances allow you to dial in even the finest espresso grind settings without jamming or sticking — a standout design advantage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic Attraction Design:\u003c\/strong\u003e Tool-free assembly and disassembly via a smart magnetic connection makes cleaning and maintenance effortless.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4000mAh Rechargeable Battery:\u003c\/strong\u003e The large-capacity lithium battery provides extended grinding sessions on a single charge — ideal for travel, camping, or a full morning at the office.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Rechargeable:\u003c\/strong\u003e Simply plug in via USB to recharge — no proprietary chargers needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Portable:\u003c\/strong\u003e With a plastic exterior shell, the total weight is just \u003cstrong\u003e660g\u003c\/strong\u003e, making it one of the most travel-friendly electric burr grinders available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFEMOBOOK A2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBurr Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-Core Burr\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4000mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e660g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExterior Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCore\/Axis Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003ePlease note: Surface marks or fine lines on the plastic casing are normal traces from the plastic manufacturing and processing — they are not cracks or defects. This is consistent across all units.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHome baristas who want café-quality grounds without the bulk\u003c\/li\u003e\n  \u003cli\u003eTravelers, campers, and commuters who need reliable grinding anywhere\u003c\/li\u003e\n  \u003cli\u003eEspresso lovers who need fine, consistent grind precision\u003c\/li\u003e\n  \u003cli\u003eCoffee enthusiasts upgrading from manual grinders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExplore More Coffee Gear\u003c\/h3\u003e\n\u003cp\u003eComplete your home barista setup with these popular products from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/bincoo-dm08-starry-electric-coffee-grinder-wireless-portable-grinding-machine-small-automatic-burr-mill-for-home-travel\"\u003eBincoo DM08 Starry Electric Coffee Grinder – Wireless Portable Burr Mill\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/bincoo-51-58mm-espresso-dosing-funnel-magnetic-coffee-dosing-ring-portafilter-funnel-portafilter-dosing-ring-barista-tools\"\u003eBincoo 51\/58mm Espresso Dosing Funnel \u0026amp; Magnetic Coffee Dosing Ring\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/bincoo-coffee-moka-pot-espresso-maker-electric-stove-for-italian-home-barista-accessories-coffee-professional-coffee-maker-tools\"\u003eBincoo Coffee Moka Pot Espresso Maker – Home Barista Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fda.gov\/food\/buy-store-serve-safe-food\/food-safety-your-kitchen\" target=\"_blank\" rel=\"noopener\"\u003eFDA food safety in the kitchen\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How long does the FEMOBOOK A2 battery last on a single charge?\u003c\/h4\u003e\n\u003cp\u003eA: The FEMOBOOK A2 is equipped with a large 4000mAh rechargeable lithium battery, which provides enough power for multiple grinding sessions before needing a recharge. Exact sessions per charge may vary depending on grind setting and bean density, but it is well-suited for daily use or extended travel.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can the FEMOBOOK A2 grind beans fine enough for espresso?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The high-precision 7-core burr system on the FEMOBOOK A2 is capable of grinding to espresso-fine settings without jamming or sticking, even at the finest adjustment level. This makes it a great choice for espresso, moka pot, and other fine-grind brewing methods.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I clean the FEMOBOOK A2 grinder?\u003c\/h4\u003e\n\u003cp\u003eA: The magnetic attraction design allows for quick, tool-free disassembly of the burr components, making cleaning straightforward. Simply detach the magnetic parts, brush out any remaining grounds, and reassemble — no tools required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of USB charging does the FEMOBOOK A2 support?\u003c\/h4\u003e\n\u003cp\u003eA: The FEMOBOOK A2 is rechargeable via a standard USB connection, making it convenient to charge with most common cables and adapters — including phone chargers, power banks, and laptop ports.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How long does the FEMOBOOK A2 battery last on a single charge?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The FEMOBOOK A2 is equipped with a large 4000mAh rechargeable lithium battery, which provides enough power for multiple grinding sessions before needing a recharge. Exact sessions per charge may vary depending on grind setting and bean density, but it is well-suited for daily use or extended travel.\"}}, {\"@type\": \"Question\", \"name\": \"Can the FEMOBOOK A2 grind beans fine enough for espresso?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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