{"product_id":"mini-1s-li-ion-battery-power-module-with-led-display","title":"Mini 1S Li-Ion Battery Power Module with LED Display","description":"\n\u003ch2\u003eMini 1S Li-Ion Battery Power Module with LED Charge \u0026amp; Discharge Display\u003c\/h2\u003e\n\u003cp\u003eKeep tabs on your 3.7V lithium battery levels at a glance with this compact \u003cstrong\u003e1S Battery Power Module\u003c\/strong\u003e. Featuring a built-in LED display for real-time charging and discharging indication, this tiny PCB board is the perfect addition to DIY electronics, RC projects, and custom battery-powered devices.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy 2-Wire Installation:\u003c\/strong\u003e Only two wires need to be soldered — no additional configuration required. Plug-and-play simplicity for makers of all skill levels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Charge \u0026amp; Discharge Indicator:\u003c\/strong\u003e Instantly shows battery status so you always know when to charge or stop discharging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low Power Draw:\u003c\/strong\u003e Super low current consumption of \u0026lt;10µA — virtually zero impact on your battery runtime.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Detection:\u003c\/strong\u003e Built-in four-way comparator with internal hysteresis delivers ±2% detection accuracy across four voltage points.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMini Form Factor:\u003c\/strong\u003e At just 12.4 × 7 mm (approx. 0.48 × 0.27 in), this module slips effortlessly into almost any electronic device or enclosure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReusable \u0026amp; Versatile:\u003c\/strong\u003e Compatible with 1S 3.7V–4.2V Li-Ion and Li-Po batteries. Reusable across multiple projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Power Input:\u003c\/strong\u003e Supports USB voltage range (5–20V DC) for charging indication.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 12.4 × 7 mm \/ 0.48 × 0.27 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1S 3.7V–4.2V Li-Ion \/ Li-Po\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB (5–20V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;10µA\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetection Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePCB Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\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\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 1S Battery Power Level Module with LED Display\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePlease allow ±1–2 cm measurement tolerance due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eSlight color differences may occur due to varying display settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cp\u003eExplore more electronics and tools in our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ancient-nutrition-multi-collagen-advanced-muscle-60-capsules\"\u003eAncient Nutrition Multi Collagen Advanced Muscle 60 Capsules\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/bu-29mm-sinking-minnow-jerkbait-fishing-lure-bass-trout-pike\"\u003eB\u0026amp;U 29mm Sinking Minnow Jerkbait Lure – Bass Trout Pike\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What type of batteries is this 1S power module compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This module is designed for 1S 3.7V–4.2V Li-Ion and Li-Po batteries. It accurately monitors battery voltage across four detection points, providing clear LED charging and discharging indication for your lithium battery projects.\u003c\/p\u003e\n\u003ch4\u003eQ: How difficult is it to install the 1S battery power module?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is straightforward — only two wires need to be soldered (positive B+ and negative B− terminals). No additional configuration or settings are required, making it ideal for hobbyists, makers, and electronics enthusiasts of any experience level.\u003c\/p\u003e\n\u003ch4\u003eQ: Will this module drain my battery when not in active use?\u003c\/h4\u003e\n\u003cp\u003eA: No. The module features an ultra-low current consumption of less than 10µA in standby, which means it has virtually no impact on your battery's overall capacity or runtime.\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\": \"What type of batteries is this 1S power module compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module is designed for 1S 3.7V–4.2V Li-Ion and Li-Po batteries. 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