{"product_id":"2-3-7v-li-po-battery-721417-110mah-25c-for-electric-toothbrush-bluetooth-device","title":"2pcs 721417 3.7V 110mAh 25C Li-Po Battery for Electric Toothbrush \u0026 Bluetooth Devices","description":"\u003ch2\u003e3.7V 110mAh 25C Li-Po Battery for Electric Toothbrush\u003c\/h2\u003e\n\u003cp\u003eGet double the value with this twin pack of ultra-compact lithium polymer batteries. Specifically designed for electric toothbrushes and small Bluetooth devices, these 110mAh batteries feature a 25C discharge rate for reliable performance in demanding applications.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"How to select a battery pack\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/9133\/3821\/files\/How_to_select_a_battery_pack1.jpg?v=1767843882\"\u003e\u003c\/p\u003e\n\u003ch3\u003e🔋 Product Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0;\"\u003e\n\u003ctbody\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;\"\u003eFP0110-721417C1S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBattery Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e721417\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\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\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 style=\"background-color: #f5f5f5;\"\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\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e110mAh per battery\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 Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e25C (High performance)\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;\"\u003e4.2V ±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\u003eDischarge Cut-off\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\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2 batteries per pack\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\u003eTotal Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e6.82g (both batteries)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight per Battery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApproximately 3.4g\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\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePCM (Protection Circuit Module) Built-In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\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\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e✨ Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwin Pack Value\u003c\/strong\u003e - 2 batteries included for backup or replacement convenience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Discharge Rate\u003c\/strong\u003e - 25C rating ensures consistent power delivery for demanding applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Compact\u003c\/strong\u003e - Perfect for electric toothbrushes and small Bluetooth devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCM Protection Built-In\u003c\/strong\u003e - Protection Circuit Module in each battery 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\u003eRechargeable\u003c\/strong\u003e - Hundreds of charge cycles per battery for long-term cost savings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight\u003c\/strong\u003e - Only 3.4g per battery, ideal for portable devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand New Condition\u003c\/strong\u003e - Factory fresh, never used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🎯 Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Toothbrushes\u003c\/strong\u003e - Replacement batteries for rechargeable toothbrushes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth Headsets\u003c\/strong\u003e - Small wireless earbuds and Bluetooth headsets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Earphones\u003c\/strong\u003e - Compact true wireless earbuds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Medical Devices\u003c\/strong\u003e - Small health monitoring devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWearable Health Monitors\u003c\/strong\u003e - Fitness trackers, heart rate monitors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMiniature IoT Sensors\u003c\/strong\u003e - Smart home sensors, wireless modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Electronics\u003c\/strong\u003e - Custom builds, prototypes, maker projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e💡 Why Choose This 2-Pack?\u003c\/h3\u003e\n\u003cp\u003eHaving a spare battery means you'll never be caught without power. Keep one charged while using the other, or replace both batteries in your device for extended lifespan. The 25C discharge rate ensures your electric toothbrush maintains consistent power throughout its cleaning cycle, delivering optimal performance from start to finish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits of the 2-Pack:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Operation\u003c\/strong\u003e - Swap batteries instantly for uninterrupted use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Device Life\u003c\/strong\u003e - Replace aging batteries to restore like-new performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBetter Value\u003c\/strong\u003e - More economical than buying batteries individually\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackup Ready\u003c\/strong\u003e - Always have a spare when you need it\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Device Support\u003c\/strong\u003e - Power two devices or keep one as backup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔋 Understanding 25C Discharge Rate\u003c\/h3\u003e\n\u003cp\u003eThe 25C discharge rate means this battery can safely deliver 25 times its capacity in current. For a 110mAh battery, this equals 2.75A maximum discharge current - more than sufficient for electric toothbrushes and small Bluetooth devices. This high discharge capability ensures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConsistent power output throughout the discharge cycle\u003c\/li\u003e\n\u003cli\u003eNo voltage sag during high-demand moments\u003c\/li\u003e\n\u003cli\u003eReliable performance in power-intensive applications\u003c\/li\u003e\n\u003cli\u003eLonger effective runtime compared to lower C-rated batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e📦 Package Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 × FP0110-721417C1S Li-Po Batteries (110mAh each)\u003c\/li\u003e\n\u003cli\u003eEach battery includes built-in PCM protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔧 Installation \u0026amp; Usage Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify voltage compatibility (3.7V) before installation\u003c\/li\u003e\n\u003cli\u003eCheck physical dimensions to ensure proper fit in your device\u003c\/li\u003e\n\u003cli\u003eConnect with correct polarity (positive to positive, negative to negative)\u003c\/li\u003e\n\u003cli\u003eCharge fully before first use for optimal performance\u003c\/li\u003e\n\u003cli\u003eUse appropriate Li-Po charger with 4.2V ±0.03V maximum charge voltage\u003c\/li\u003e\n\u003cli\u003eLabel batteries (e.g., \"A\" and \"B\") to track usage and rotation\u003c\/li\u003e\n\u003cli\u003eRotate batteries regularly to ensure even wear and maximize lifespan\u003c\/li\u003e\n\u003cli\u003eStore spare battery at 40-60% charge when not in use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Polarity exchange instruction\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/9133\/3821\/files\/Polarity_exchange.jpg?v=1766471729\"\u003e\u003c\/p\u003e\n\u003ch3\u003e⚠️ Safety Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Use appropriate Li-Po charger. Do not overcharge beyond 4.2V ±0.03V. Never leave charging unattended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store in cool, dry place at 40-60% charge (approximately 3.8V) for long-term storage. Avoid direct sunlight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Operating: 0°C to 45°C. Charging: 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 due to small size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection:\u003c\/strong\u003e Check batteries 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\u003cli\u003e\n\u003cstrong\u003eKeep Away:\u003c\/strong\u003e Keep batteries away from children and pets due to small size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e📮 Shipping \u0026amp; Transportation Notice\u003c\/h3\u003e\n\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\n\u003cp\u003e\u003cstrong\u003eMore available connector:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Connectors\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/9133\/3821\/files\/Connectors_family.jpg?v=1766471806\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDouble your power, double your convenience - choose FMA quality for reliable, long-lasting performance!\u003c\/strong\u003e\u003c\/p\u003e","brand":"fmabattery","offers":[{"title":"Default Title","offer_id":46276573364413,"sku":"FP0110-721417C1S002","price":10.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/9133\/3821\/files\/3.7V_Li-Po_Battery-110mAh_721417.jpg?v=1767860339","url":"https:\/\/fmabattery.com\/products\/2-3-7v-li-po-battery-721417-110mah-25c-for-electric-toothbrush-bluetooth-device","provider":"fmabattery","version":"1.0","type":"link"}