{"product_id":"kunlun-3-5ah-replacement-battery-for-worx-20v-tools-2-pack","title":"KUNLUN 3.5Ah Replacement Battery for Worx 20V Tools - 2 Pack","description":"\u003cp\u003eIn this review the KUNLUN 3.5Ah Replacement Battery for Worx 20V tools is evaluated for homeowners and hobbyists who need affordable, reliable power for cordless tools. The bottom line: this 2 pack offers a straightforward 3500mAh lithium-ion option that works across a wide range of Worx 20V and 40V (2x20V) tools, pairing with original chargers such as the WA3847 and WA3732 to deliver extended runtime without complicating the tool setup.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect compatibility:\u003c\/strong\u003e Replaces Worx 20V battery models like WA3525, WA3575 and WA3520 so users can swap batteries without modifying tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3500mAh capacity:\u003c\/strong\u003e Provides a balance of runtime and compact size for routine cutting, trimming or drilling tasks around the yard and workshop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with common chargers:\u003c\/strong\u003e Supports original WA3847 quick charger and WA3732 charger models so charging fits into existing workflows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in protection:\u003c\/strong\u003e Integrated microchip with over-heat, over-voltage, over-current and over-charge protections reduces risk during use and storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-pack value:\u003c\/strong\u003e Shipping two batteries gives users a spare for continuous work or staggered charging without buying single replacements repeatedly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThese batteries are a practical option for DIYers, landscapers and homeowners who already own Worx 20V or convertible 40V (2x20V) cordless tools and need a lower-cost replacement or extra battery to extend runtime. The two-pack format is especially useful when rotating batteries on longer projects or maintaining yard equipment throughout a weekend.\u003c\/p\u003e\n\u003cp\u003eUsers who require the absolute longest runtime available from high-capacity aftermarket packs or those with non-Worx chargers should consider other high-capacity or brand-specific batteries; this KUNLUN pack prioritizes compatibility and value rather than maximum capacity.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAffordable two-pack that fits many Worx 20V and 40V tools for seamless swaps.\u003c\/li\u003e\n\u003cli\u003eBuilt-in safety protections and CE\/FCC certifications for safer charging and storage.\u003c\/li\u003e\n\u003cli\u003e3500mAh capacity is well suited to medium-length tasks without excessive weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot the highest capacity available, so heavy professional users may need larger cells for extended runtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eKUNLUN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e3500mAh (3.5Ah)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eLithium-ion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Quantity\u003c\/td\u003e\n\u003ctd\u003e2 Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Chargers\u003c\/td\u003e\n\u003ctd\u003eWA3847, WA3732 and similar Worx chargers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003eOver-heat, over-voltage, over-current, over-charge, over-discharge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe KUNLUN 3.5Ah 2 pack is a sensible, cost-effective replacement for most Worx 20V users who want dependable runtime and full compatibility with existing chargers. It delivers good safety features and straightforward interchangeability, making it a strong value for homeowners and light professionals who need an extra battery without paying premium prices for higher-capacity alternatives.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these batteries fit my Worx 20V tool?\u003c\/strong\u003e\u003cbr\u003eYes, the pack replaces common Worx 20V models such as WA3525, WA3575 and WA3520 and is designed for direct fit with those tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use my existing Worx charger?\u003c\/strong\u003e\u003cbr\u003eThese batteries work with original chargers listed like the WA3847 and WA3732 and other compatible Worx 20V chargers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there a warranty?\u003c\/strong\u003e\u003cbr\u003eThe manufacturer supports a 12-month limited warranty; contact seller support if you encounter issues.\u003c\/p\u003e","brand":"KUNLUN","offers":[{"title":"Default Title","offer_id":48178480054491,"sku":"B091CCHV2T","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/715rF3o9JrS.__AC_SX300_SY300_QL70_FMwebp.webp?v=1769489344","url":"https:\/\/gearmusthave.com\/products\/kunlun-3-5ah-replacement-battery-for-worx-20v-tools-2-pack","provider":"GearMustHave","version":"1.0","type":"link"}