{"product_id":"3-7v-320mah-li-po-rechargeable-battery-online-compoden","title":"3.7V 320mAh Li-Po Rechargeable Battery Online | Compoden","description":"```html\n\u003ch1\u003e3.7V 320mAh Li-Po Rechargeable Battery\u003c\/h1\u003e\n\n\u003cp\u003eA compact lithium polymer battery delivering 3.7V nominal voltage and 320mAh capacity, designed for portable electronics, IoT devices, and small robotic systems. This lightweight cell integrates into space-constrained applications where energy density and cycle life matter. Powers projects from several hours to a full day depending on current draw.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNominal Voltage: 3.7V\u003c\/li\u003e\n\u003cli\u003eCapacity: 320mAh\u003c\/li\u003e\n\u003cli\u003eChemistry: Lithium Polymer (Li-Po)\u003c\/li\u003e\n\u003cli\u003eCharging Voltage: 4.2V (max)\u003c\/li\u003e\n\u003cli\u003eTypical Cycle Life: 300–500 cycles\u003c\/li\u003e\n\u003cli\u003eWeight: ~6g\u003c\/li\u003e\n\u003cli\u003eDimensions: Approx. 35 × 20 × 8mm\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: –10°C to +60°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible with\u003c\/h2\u003e\n\u003cp\u003eArduino (via protection circuit or TP4056 charger module), ESP32, ESP8266, STM32 microcontrollers, and Raspberry Pi with external power management. Works with any 3.7V DC load under 320mAh peak current.\u003c\/p\u003e\n\n\u003ch2\u003eWhat you can build with it\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWireless sensor nodes and environmental monitors that run on battery for weeks\u003c\/li\u003e\n\u003cli\u003ePortable wearables, fitness trackers, or small IoT gateways\u003c\/li\u003e\n\u003cli\u003eLightweight drones, RC toys, or quadcopter upgrade packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuilt and Backed by Compoden\u003c\/h2\u003e\n\u003cp\u003eCompoden has supplied electronics components to makers, schools, and institutions across India for 10 years. Every Li-Po battery is tested for capacity and voltage stability before dispatch. Access our AI build companion via QR code, email, or WhatsApp to select the right charger, protection circuit, and integration guidance for your project.\u003c\/p\u003e\n\u003cp\u003ePay your way: UPI, cards, or Cash on Delivery, anywhere in India.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat payment options are available?\u003c\/summary\u003e\n\u003cp\u003eWe accept UPI, debit cards, credit cards, and Cash on Delivery (COD) across India. Choose at checkout based on your convenience.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the typical charging time?\u003c\/summary\u003e\n\u003cp\u003eWith a 0.1C charger (32mA), expect 3–4 hours to full charge. Higher-current chargers (0.5C or 1C) reduce this to 45–90 minutes, but require proper circuit protection to avoid damage.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhere do you ship?\u003c\/summary\u003e\n\u003cp\u003eWe ship across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Standard delivery takes 3–5 business days. Express options available at checkout.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I use this battery with Arduino or ESP32?\u003c\/summary\u003e\n\u003cp\u003eYes. Connect via a protection circuit or charging module like TP4056 to prevent over-discharge. Ensure your microcontroller has voltage regulation rated for 3.7–4.2V input.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"3.7V 320mAh Li-Po Rechargeable Battery\",\n  \"description\": \"Lightweight 3.7V 320mAh lithium polymer battery for IoT, drones, wearables, and portable electronics.\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Compoden\"},\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/compoden.in\",\n    \"priceCurrency\": \"INR\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\"@type\": \"Organization\", \"name\": \"Compoden\"}\n  },\n  \"aggregateRating\": {\n    \"@type\": \"AggregateRating\",\n    \"ratingValue\": \"4.6\",\n    \"ratingCount\": \"89\"\n  }\n}\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What payment options are available?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"We accept UPI, debit cards, credit cards, and Cash on Delivery (COD) across India.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the typical charging time?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"With a 0.1C charger (32mA), expect 3–4 hours to full charge. Higher-current chargers reduce this to 45–90 minutes with proper circuit protection.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Where do you ship?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"We ship across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Standard delivery takes 3–5 business days.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use this battery with Arduino or ESP32?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Connect via a protection circuit or charging module like TP4056. Ensure your microcontroller has voltage regulation rated for 3.7–4.2V input.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n```","brand":"Compoden","offers":[{"title":"Default Title","offer_id":53486264385901,"sku":"CDN-1206","price":199.0,"currency_code":"INR","in_stock":true}],"url":"https:\/\/compoden.com\/products\/3-7v-320mah-li-po-rechargeable-battery-online-compoden","provider":"Compoden","version":"1.0","type":"link"}