{"product_id":"18500-3-7v-2000mah-3c-high-drain-li-ion-battery-2-pack-available-in-flat-top-button-top-solder-tabs-protected-versions-for-power-tools-flashlights","title":"18500 3.7V 2000mAh 3C High-Drain Li-ion Battery (2-Pack) - Available in Flat Top, Button Top, Solder Tabs \u0026 Protected Versions for Power Tools \u0026 Flashlights","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Description:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003ePower your demanding tools and devices with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18500 3.7V 2000mAh 3C High-Drain Li-ion Battery (2-Pack)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. This premium cylindrical cell delivers exceptional performance with a massive 2000mAh capacity, stable 3C discharge rate, and ultra-low internal resistance (≤25mΩ). Whether you are repairing a cordless hair clipper, upgrading a tactical flashlight, or building custom power packs, this high-drain battery provides the reliable, sustained power you need.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eTo meet diverse installation and safety requirements, we offer \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e4 distinct versions in this single listing\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top (50mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Bare cell with a flat positive terminal, ideal for spring-loaded contacts or spot-welding into battery packs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top (52mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Features a raised positive terminal for secure connections in spring-compartment devices like flashlights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top with Solder Tabs (52mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Includes pre-welded nickel tabs for direct soldering onto motherboard PCBs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top with Built-in PCB (53mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Features an integrated Protection Circuit Board (PCB) that prevents over-charge, over-discharge, and short circuits for maximum safety.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL SIZE \u0026amp; VERSION WARNING:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eThis is an \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18500\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery with a large \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18mm diameter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. It will \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNOT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e fit standard 14mm (14500) or 16mm (16500) battery slots.\u003c\/span\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePlease pay special attention to the height difference between the 4 versions:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFlat Top: 50mm (Shortest, fits standard slots).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eButton Top: 52mm (+2mm for the raised terminal).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFlat Top with Solder Tabs: 52mm (+2mm for the welded tabs).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eButton Top with Built-in PCB: 53mm (Tallest, includes the safety protection board).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003ePlease measure your device's internal battery compartment diameter and depth before ordering to ensure the correct version is selected.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eMassive 2000mAh Capacity \u0026amp; 3C High-Drain Output: Delivers extended runtime and stable 3C discharge current, ideal for medium-to-high power devices like clippers and flashlights.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eUltra-Low Internal Resistance (≤25mΩ): Ensures minimal power loss and reduces heat generation during high-current usage.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e4-in-1 Versatile Selection: One listing offers four connection styles (Flat Top, Button Top, Solder Tabs, and Built-in PCB) to fit any repair or DIY project.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eBuilt-in PCB Safety (Select Version Only): The Protected version features a smart circuit to prevent over-charging, over-discharging, and short circuits.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eConvenient 2-Pack: Comes with two identical batteries, perfect for dual-battery devices or keeping a reliable backup ready.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eParameters:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18500-2000 (Cylindrical Li-ion)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCapacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2000mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eEnergy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.4Wh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.7V (Full Charge: 4.2V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDischarge Rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eInternal Resistance (IR)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e≤25mΩ\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAvailable Terminal Versions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e1. Flat Top (50mm Height)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e2. Button Top (52mm Height)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e3. Flat Top with Solder Tabs (52mm Height)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e4. Button Top with Built-in PCB (53mm Height)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDiameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 33g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRechargeable Cycles\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e500+ cycles\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOperating Temp (Discharge)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e-20°C to +45°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eCordless Hair Clippers, Trimmers \u0026amp; Shavers\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eHigh-Performance LED Flashlights \u0026amp; Tactical Torches\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eCustom Battery Pack Building (Spot welding required for Flat Top)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003ePortable Power Tools \u0026amp; Small Motors\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eDIY Electronics \u0026amp; Home Appliance Repairs\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFAQ:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: What is the difference between the 4 versions listed in this product?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: They differ in the terminal style and height.\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFlat Top (50mm): Bare cell, no tabs, fits flat contact plates.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eButton Top (52mm): Raised positive terminal for spring-loaded compartments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFlat Top with Solder Tabs (52mm): Pre-welded tabs for direct PCB soldering.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eButton Top with Built-in PCB (53mm): Includes a safety protection board (tallest version).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Is this battery compatible with my 14500 or 16500 device?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This is an 18500 battery with an \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18mm diameter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, which is much thicker than the 14mm (14500) or 16mm (16500) sizes. It will physically not fit into those slots.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: I chose the \"Protected\" version. Does it protect against over-discharge?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Yes. The version with the Built-in PCB features a Protection Circuit Board that prevents over-charging, over-discharging, and short circuits, making it much safer to use in devices without their own protection circuits.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: What does \"3C discharge\" mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: 3C means the battery can safely discharge at a rate 3 times its capacity. For a 2000mAh battery, 3C equals a maximum continuous discharge current of 6000mA (6A). This makes it suitable for medium-to-high power tools.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: How long does it take to fully charge this battery?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: It depends on your charger. With a standard 1A (1000mA) charger, it will take about 2.5 to 3 hours. We recommend using a dedicated 3.7V\/4.2V Li-ion smart charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"OneAndes","offers":[{"title":"Flat Top","offer_id":51454232854774,"sku":"OAS1188","price":11.98,"currency_code":"USD","in_stock":true},{"title":"Button Top","offer_id":51454232887542,"sku":"OAS1189","price":11.98,"currency_code":"USD","in_stock":true},{"title":"Nickel Tabs","offer_id":51454232920310,"sku":"OAS1190","price":11.98,"currency_code":"USD","in_stock":true},{"title":"Protected Top","offer_id":51454232953078,"sku":"OAS1191","price":11.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/18500-2000mah-3c-battery-2-pack-main-3_8d48f5c9-afe6-4dee-a339-959892d88d04.webp?v=1786968988","url":"https:\/\/oneandes.com\/products\/18500-3-7v-2000mah-3c-high-drain-li-ion-battery-2-pack-available-in-flat-top-button-top-solder-tabs-protected-versions-for-power-tools-flashlights","provider":"OneAndes","version":"1.0","type":"link"}