{"product_id":"swm-20","title":"FNIRSI® SWM-20 1200A Dual-Pulse 2-in-1 Portable Battery Spot Welder","description":"\u003cdiv\u003eThe portable handheld spot welder is a high-efficiency, convenient, and easy-to-carry welding tool that adopts dual-pulse spot welding technology to ensure more stable and reliable welds and also features a power bank function. It is equipped with a 2.4-inch high-definition display screen for intuitive and clearoperation, and a rotary encoder knob for parameter adjustment, allowing users to easily and accurately set welding parameters, thereby enhancing the user experience.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1200A High-Current Output for Powerful Welding\u003c\/strong\u003e: Delivers up to 1200A peak current for strong and consistent welds across various materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Pulse Welding Technology for Stable Results\u003c\/strong\u003e: Uses a primary pulse to remove oxide and a secondary pulse for cleaner, more reliable welds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Material Compatibility (0.1–0.5mm Range)\u003c\/strong\u003e\u003cbr\u003eSupports multiple materials including:\u003cbr\u003e\n\u003cul style=\"padding: 0;\"\u003e\n\u003cli style=\"margin-top: 0;\"\u003eNickel-plated steel (max 0.4mm)\u003c\/li\u003e\n\u003cli style=\"margin-top: 0;\"\u003eSteel (max 0.5mm)\u003c\/li\u003e\n\u003cli style=\"margin-top: 0;\"\u003ePure nickel (max 0.25mm)\u003c\/li\u003e\n\u003cli style=\"margin-top: 0;\"\u003eIron (max 0.3mm)\u003c\/li\u003e\n\u003cli style=\"margin-top: 0;\"\u003eCopper \u0026amp; nickel-plated copper (max 0.1mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10,000+ Ultra-Fine Adjustment Levels\u003c\/strong\u003e: Provides precise power control to match different welding needs and materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Adjustable Welding Parameters\u003c\/strong\u003e: Allows flexible control of preheat, pulse, interval, and continuous welding points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.4” TFT Color Display with Real-Time Data\u003c\/strong\u003e: Shows voltage, temperature, and welding parameters clearly for easy monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotary Knob Control for Precision Tuning\u003c\/strong\u003e: Enables fast and accurate parameter adjustments with intuitive operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual A-Grade 5000mAh Battery Cells\u003c\/strong\u003e: Ensures high power output, longer runtime, and stable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 1,500 Welding Cycles per Charge\u003c\/strong\u003e: Supports extended usage for both professional and DIY applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-in-1 Spot Welder \u0026amp; Power Bank\u003c\/strong\u003e: Functions as both a welding tool and a 5V\/2.1A USB power source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Type-C Charging (5V\/2.1A)\u003c\/strong\u003e: Provides efficient recharging for minimal downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetachable Pure Copper Welding Pens\u003c\/strong\u003e: Uses 99.9% copper tips for high conductivity, durability, and heat dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and Portable Design\u003c\/strong\u003e: Lightweight handheld form factor for easy carrying and on-site work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-in-1 Smart Safety Protection System\u003c\/strong\u003e: Integrates over-temp, undervoltage, overcharge, over-discharge, short-circuit, voltage stabilization, low-temp, and impact protection for safe and reliable operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Auto Shutdown (0–99 Minutes)\u003c\/strong\u003e: Automatically powers off to save energy and enhance safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C Firmware Upgrade Support\u003c\/strong\u003e: Allows future updates and performance improvements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Application Scenarios\u003c\/strong\u003e: Ideal for battery pack building, e-bike repair, phone battery replacement, and DIY projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"product-spec\"\u003e\n  \u003cdiv class=\"spec-column\"\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eBattery Capacity\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003e5000mAh\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eCharging\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003e5V \/ 2.1A\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"spec-column\"\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eDischarging\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003e5V \/ 2.1A\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eWelding Materials\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003eNickel, Iron, Stainless Steel\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"spec-column\"\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eWelding Thickness\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003e0.1‒0.5 mm\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eMax Welding Current\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003e1200A\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"spec-column\"\u003e\n    \u003cdiv class=\"spec-prop\"\u003e\n      \u003cdiv class=\"spec-title\"\u003eLevel\u003c\/div\u003e\n      \u003cdiv class=\"spec-desc\"\u003e4 Preset Combination Levels\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003ch2\u003ePackage List:\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cspan\u003e◉ SWM-20 Host\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e◉ Welding Pens\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e◉ Replacement Tips\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e◉ USB-C Cable\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e◉ Nickel Strip\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e◉ User Manual\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_02.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_03.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_04.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_05.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_06.webp?v=1774606079\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_07.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_08.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_09.webp?v=1774606079\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_10.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_11.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_12.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_13.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_14.webp?v=1774606079\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_15-1.webp?v=1774612311\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_details_16.webp?v=1774606078\" style=\"margin-bottom: 0px; float: none;\"\u003e\u003c\/div\u003e","brand":"FNIRSI","offers":[{"title":"Default Title","offer_id":47709893427418,"sku":"EN-SWM-20","price":50.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/8310\/2426\/files\/fnirsi_swm-20_1200a_dual-pulse_2-in-1_portable_battery_spot_welder_main.webp?v=1774605970","url":"https:\/\/www.fnirsi.com\/products\/swm-20","provider":"FNIRSI","version":"1.0","type":"link"}