{"product_id":"replace-e-reader-onyx-m90-cell-by-355585-3-7v-1800mah-li-po-rechargeable-battery","title":"3.7V 1800mAh Li-Po Replacement Battery for ONYX M90 E-Reader - Model 355585","description":"\u003ch2\u003e3.7V 1800mAh Li-Po Replacement Battery for ONYX M90 E-Reader\u003c\/h2\u003e\u003cp\u003eRestore your ONYX M90 e-reader to full power with this premium FMA lithium polymer replacement battery. Engineered specifically for the ONYX M90 digital reading device, this 1800mAh battery delivers reliable, long-lasting performance with built-in PCM protection for safe, worry-free operation.\u003c\/p\u003e\u003ch3\u003e🔋 Complete Technical Specifications\u003c\/h3\u003e\u003ctable style=\"width:100%; border-collapse: collapse; margin: 20px 0;\"\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFP1800-355585C1S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBattery System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLi-Polymer Rechargeable Battery (Li-Po, PLIB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStandard Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3.7V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStandard Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1800mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible Device\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eONYX M90 E-Reader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003e⚡ Charging Specifications\u003c\/h3\u003e\u003ctable style=\"width:100%; border-collapse: collapse; margin: 20px 0;\"\u003e\n\u003ctr style=\"background-color: #e8f4f8;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCharge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4.20V ±0.03V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1800mA to 4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCharge Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApproximately 3 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDischarge Cut-off Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eAround 3.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003e📏 Physical Dimensions\u003c\/h3\u003e\u003ctable style=\"width:100%; border-collapse: collapse; margin: 20px 0;\"\u003e\n\u003ctr style=\"background-color: #e8f4f8;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMeasurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3.5mm ±0.4mm (0.14\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e55.0mm +0\/-1.0mm (2.17\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e85.0mm ±2.0mm (3.35\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eReference Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e37g (1.3 oz) per cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003e✨ Key Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect Fit\u003c\/strong\u003e - Specifically designed for ONYX M90 e-reader devices with exact dimensional tolerances\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Capacity\u003c\/strong\u003e - 1800mAh provides extended reading time between charges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCM Protection Built-In\u003c\/strong\u003e - Protection Circuit Module prevents overcharge, over-discharge, short circuit, and overcurrent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFMA Quality\u003c\/strong\u003e - Manufactured by FMA, a trusted brand in rechargeable battery technology\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging\u003c\/strong\u003e - Full charge in approximately 3 hours with proper charger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand New Condition\u003c\/strong\u003e - Factory fresh, never used, with full warranty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Li-Po Technology\u003c\/strong\u003e - Lightweight, compact design with stable performance and long cycle life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement\u003c\/strong\u003e - Easy installation, no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e🔋 Why Replace Your E-Reader Battery?\u003c\/h3\u003e\u003cp\u003eOver time, rechargeable batteries naturally lose capacity and runtime due to chemical aging. If your ONYX M90 e-reader:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNo longer holds a charge like it used to\u003c\/li\u003e\n\u003cli\u003eShuts down unexpectedly even when showing battery remaining\u003c\/li\u003e\n\u003cli\u003eTakes longer to charge than before\u003c\/li\u003e\n\u003cli\u003eShows rapid battery drain during use\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e...it's time for a fresh battery. This FMA replacement restores your device to like-new performance, extending its lifespan and saving you from having to purchase a new e-reader.\u003c\/p\u003e\u003ch3\u003e📚 Perfect For\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eONYX M90 e-reader users experiencing short battery life\u003c\/li\u003e\n\u003cli\u003eDevices that won't hold a charge or charge slowly\u003c\/li\u003e\n\u003cli\u003eE-readers with swollen or damaged batteries\u003c\/li\u003e\n\u003cli\u003eExtending the life of your digital reading device\u003c\/li\u003e\n\u003cli\u003eKeeping a spare battery for extended reading sessions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e📦 Package Contents\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003ePackage List:\u003c\/strong\u003e 1 × n Pcs\u003cbr\u003e\u003cem\u003eNote: \"n\" means buying quantity - the number you enter in the \"Quantity\" field when ordering.\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFP1800-355585C1S Li-Po Battery (quantity as ordered)\u003c\/li\u003e\n\u003cli\u003eEach battery includes built-in PCM protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e🔧 Installation Tips\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower off your ONYX M90 completely before battery replacement\u003c\/li\u003e\n\u003cli\u003eCarefully disconnect the old battery connector\u003c\/li\u003e\n\u003cli\u003eConnect the new battery ensuring proper polarity\u003c\/li\u003e\n\u003cli\u003eSecure the battery in place according to device specifications\u003c\/li\u003e\n\u003cli\u003eCharge fully before first use for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e⚠️ Safety Information\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Use only the original ONYX charger or compatible Li-Po charging equipment. Do not exceed 4.2V ±0.03V charge voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store in a cool, dry place away from direct sunlight. Maintain 40-60% charge (approximately 3.8V) for long-term storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Operating temperature: 0°C to 45°C. Charging temperature: 0°C to 45°C. Avoid extreme heat or cold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling:\u003c\/strong\u003e Do not puncture, crush, disassemble, or expose to fire. Handle with care to avoid physical damage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection:\u003c\/strong\u003e Check battery regularly for swelling, damage, or unusual odors. Discontinue use immediately if any issues are detected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Recycle according to local regulations for lithium polymer batteries. Do not dispose of in regular trash\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e📮 Shipping \u0026amp; Transportation Notice\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Material:\u003c\/strong\u003e This product contains lithium polymer batteries and is classified as dangerous goods for shipping purposes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Transport:\u003c\/strong\u003e May be restricted on passenger aircraft. Ground\/sea shipping is recommended for international orders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Ships in UN-certified packaging meeting international transport regulations (UN3480\/UN3481)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery Time:\u003c\/strong\u003e Please allow additional processing time (2-3 business days) due to special handling requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e All shipments include proper hazmat documentation and Material Safety Data Sheets (MSDS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRestore your ONYX M90 e-reader to peak performance with this premium FMA replacement battery - engineered for reliability, safety, and long-lasting power!\u003c\/strong\u003e\u003c\/p\u003e","brand":"fmabattery","offers":[{"title":"Default Title","offer_id":46276573954237,"sku":"FP1800-355585C1S","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/9133\/3821\/files\/Li-Po_Battery_3.7V_1.8AH_355585-overview.jpg?v=1767842600","url":"https:\/\/fmabattery.com\/products\/replace-e-reader-onyx-m90-cell-by-355585-3-7v-1800mah-li-po-rechargeable-battery","provider":"fmabattery","version":"1.0","type":"link"}