{"product_id":"500mah-neckband-li-po-battery-3-7v","title":"500mAh Neckband Li-Po Battery – 3.7V Rechargeable Lithium Polymer Battery","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e500mAh Neckband Li-Po Battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a compact, lightweight \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.7V rechargeable Lithium Polymer (Li-Po) battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed for neckbands, Bluetooth headsets, portable speakers, IoT devices, and other compact electronic projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWith a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e500mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this single-cell Li-Po battery provides a practical rechargeable power source where low weight, compact size, and reliable energy storage are important. It is particularly suitable for replacing batteries in compatible neckbands and developing portable electronics projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLi-Po batteries offer a slim and lightweight form factor compared with many conventional rechargeable battery technologies, making them well suited for wearable and portable electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e500mAh Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for compact, low-power electronic applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e3.7V Nominal Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Standard single-cell Li-Po voltage.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRechargeable\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for repeated charge and discharge cycles when used with a suitable Li-Po charging circuit.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLithium Polymer Chemistry\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Compact and lightweight battery technology.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNeckband Compatible\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for compatible wireless neckbands and Bluetooth headsets.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDIY Friendly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Useful for IoT, embedded systems, portable electronics, and hobby projects.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCompact Form Factor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for applications where available space is limited.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSingle-Cell Battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for circuits designed for a single 3.7V Li-Po cell.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRechargeable Li-Po Battery\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBattery Chemistry\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLithium Polymer\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.7V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCapacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCell Configuration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1S \/ Single Cell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRechargeable\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNeckband, Bluetooth Headset, Speaker, IoT \u0026amp; DIY\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDepends on variant \/ stock\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProtection Circuit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVerify product variant before use\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBattery Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLi-Po \/ Li-Polymer\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eNote:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Physical dimensions, connector type, protection circuitry, and wire configuration may vary depending on the battery lot. Please verify the actual product specifications before designing a PCB or replacement assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis 500mAh Li-Po battery can be used in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBluetooth neckbands\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWireless earphones and headsets\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePortable Bluetooth speakers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWearable electronics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIoT devices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eESP32\/ESP8266 portable projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGPS and tracking devices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eArduino-based portable projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDIY electronics projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact embedded systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBattery-powered sensors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePortable instrumentation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eCharging \u0026amp; Safety\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ededicated single-cell Li-Po charging circuit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed for a 3.7V Li-Po battery. Do not connect the battery directly to a 5V supply.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHandle Li-Po batteries carefully. Avoid short-circuiting, puncturing, crushing, overcharging, deep discharge, or exposing the battery to excessive heat. If the battery becomes swollen, damaged, unusually hot, or deformed, discontinue use immediately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Do not assume that this battery includes a built-in protection circuit. Confirm the specific battery variant before connecting it to your project.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePackage Includes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e1 × 500mAh 3.7V Rechargeable Li-Po Battery\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Elecsynergy","offers":[{"title":"Default Title","offer_id":64631600480625,"sku":null,"price":199.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/6579\/5185\/files\/500mah-battery.webp?v=1789821885","url":"https:\/\/elecsynergy.in\/products\/500mah-neckband-li-po-battery-3-7v","provider":"Elecsynergy","version":"1.0","type":"link"}