{"product_id":"estes-rockets-pro-series-ii-li-po-power-battery-charger","title":"Estes Rockets - Pro Series II™ Li-Po Power Battery \u0026 Charger","description":"\u003cp\u003eThe Pro Series II™ Li-Po Power Battery \u0026amp; Charger is a high-output 800 mAh 11.1V 50C rechargeable power source engineered for advanced model rocketry. Built for reliability and consistency, it delivers the current required to support complex ignition systems and multi-engine launches.\u003c\/p\u003e\n\u003cp\u003eDesigned for use with the Pro Series II™ Launch Controller, this Li-Po battery provides the precision and durability that experienced flyers expect. Ideal for powering rockets such as the Estes Timewarp™, this unit offers dependable performance and strong retail appeal for advanced hobbyists.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Power Source:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e800 mAh 11.1V 50C Li-Po delivers reliable, steady current for advanced rocketry systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with Pro Series II™ Launch Controller:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupplies the necessary energy for complex ignition systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports Cluster Launches:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRequired for rockets like the Estes Timewarp™ that utilize multiple motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRechargeable Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIncludes dedicated charger for quick turnaround between launches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Retail Fit:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCompact packaging and high demand among advanced hobbyists and Pro Series II™ users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"ecom-block ecom-core core__block elmspace ecom-ts2vto51plo\"\u003e\n\u003cdiv class=\"ecom__element element__heading ecom-element ecom-html ecom-type-deffault\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ecom-block ecom-core core__block elmspace ecom-55yhfrzb95b short-description\"\u003e\n\u003cdiv class=\"ecom-element ecom-product-single ecom-product-single__description\"\u003e\n\u003cdiv class=\"ecom-product-single__description-wrapper\"\u003e\n\u003cdiv class=\"ecom-product-single__description-container\" data-show-type=\"full\"\u003e\n\u003cdiv class=\"ecom-product-single__description--paragraph\"\u003e\n\u003cdiv class=\"ecom-html-des\"\u003e\n\u003cp\u003eThe Pro Series II™ Li-Po Power Battery \u0026amp; Charger expands the Estes Pro Series II™ line with a premium power solution for advanced launch systems. This 800 mAh 11.1V 50C Li-Po battery provides consistent, high-current output for precise and reliable ignition performance, even when powering clustered engines.\u003c\/p\u003e\n\u003ch3\u003eBuilt for the Pro Series II™ Launch Controller\u003c\/h3\u003e\n\u003cp\u003eEngineered to deliver optimal power to the Pro Series II™ Launch Controller, this battery supports advanced ignition applications that exceed the capabilities of standard launch power systems. It provides consistent voltage and discharge performance that experienced rocketeers can depend on.\u003c\/p\u003e\n\u003ch3\u003eIdeal for Clustered Rocketry\u003c\/h3\u003e\n\u003cp\u003eRetailers can position this product as an essential accessory for rockets like the Estes Timewarp™, which utilizes multiple engines. The battery’s 50C discharge rate ensures simultaneous ignition, enabling high-thrust launches that define the upper tier of model rocketry.\u003c\/p\u003e\n\u003ch3\u003eRechargeable and Reliable\u003c\/h3\u003e\n\u003cp\u003eEach Li-Po battery includes a matching charger for easy replenishment between launches. Its compact size and robust power capacity make it a dependable and reusable solution for advanced flyers, helping customers maximize flight sessions and maintain consistent performance.\u003c\/p\u003e\n\u003ch3\u003eYour Power System Essentials\u003c\/h3\u003e\n\u003cp\u003eEach package contains one 800 mAh 11.1V 50C Li-Po battery and one compatible charger. The battery connects directly to the Pro Series II™ Launch Controller and is required for rockets utilizing clustered ignition systems such as the Estes Timewarp™.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"grid product-grid grid--4-col-desktop grid--2-col-tablet-down\" role=\"list\"\u003e\n\u003cli class=\"grid__item\"\u003e\n\u003cdiv class=\"card-wrapper product-card-wrapper underline-links-hover\"\u003e\n\u003cdiv class=\"card\n        card--standard\n         card--media\"\u003e\n\u003cdiv class=\"card__inner color-background-1 gradient ratio\"\u003e\n\u003cdiv class=\"card__media\"\u003e\n\u003cdiv class=\"media media--transparent media--hover-effect\"\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eYou May Be Interested In..\u003c\/strong\u003e\u003c\/p\u003e\n\u003cimg srcset=\"\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676\u0026amp;width=165 165w,\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676\u0026amp;width=360 360w,\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676\u0026amp;width=533 533w,\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676\u0026amp;width=720 720w,\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676\u0026amp;width=940 940w,\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676 1000w\" src=\"https:\/\/b2b.estesrockets.com\/cdn\/shop\/products\/2240-PSII-Controller-and-wires2.png?v=1692730676\u0026amp;width=533\" sizes=\"(min-width: 1200px) 267px, (min-width: 990px) calc((100vw - 130px) \/ 4), (min-width: 750px) calc((100vw - 120px) \/ 3), calc((100vw - 35px) \/ 2)\" alt=\"Pro Series II Controller\" class=\"motion-reduce\" loading=\"lazy\" width=\"1000\" height=\"1000\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card__content\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card__content\"\u003e\n\u003cdiv class=\"card__information\"\u003e\n\u003ch3 class=\"card__heading h5\" id=\"title--8577317306680\"\u003e\u003ca rel=\"noopener\" title=\"Estes Pro Series II Launch controller\" href=\"https:\/\/www.echosixhobbies.com\/collections\/model-rocket-accessories\/products\/pro-series-ii%E2%84%A2-launch-controller\" target=\"_blank\"\u003ePro Series II™ Launch Controller\u003c\/a\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"quick-add no-js-hidden\"\u003e\n\u003cform method=\"post\" action=\"https:\/\/b2b.estesrockets.com\/cart\/add\" id=\"quick-add-8577317306680\" class=\"form pd-style-g14qc29fjpp\" enctype=\"multipart\/form-data\" novalidate=\"novalidate\" data-type=\"add-to-cart-form\" data-pd-style-i-d=\"pd-style-g14qc29fjpp\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/form\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\n        card--standard\n         card--media\"\u003e\n\u003cdiv class=\"card__inner color-background-1 gradient ratio\"\u003e\n\u003cdiv class=\"card__media\"\u003e\n\u003cdiv class=\"media media--transparent media--hover-effect\"\u003e\u003cimg srcset=\"\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305\u0026amp;width=165 165w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305\u0026amp;width=360 360w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305\u0026amp;width=533 533w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305\u0026amp;width=720 720w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305\u0026amp;width=940 940w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305 1000w\" src=\"https:\/\/b2b.estesrockets.com\/cdn\/shop\/files\/3552-PS-II-LaunchBase.png?v=1747147305\u0026amp;width=533\" sizes=\"(min-width: 1200px) 267px, (min-width: 990px) calc((100vw - 130px) \/ 4), (min-width: 750px) calc((100vw - 120px) \/ 3), calc((100vw - 35px) \/ 2)\" alt=\"Estes Pro Series II Launch Pad\" class=\"motion-reduce\" loading=\"lazy\" width=\"1000\" height=\"1000\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card__content\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card__content\"\u003e\n\u003cdiv class=\"card__information\"\u003e\n\u003ch3 class=\"card__heading h5\" id=\"title--8577310425400\"\u003ePro Series II™ Launch Pad\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\n        card--standard\n         card--media\"\u003e\n\u003cdiv class=\"card__inner color-background-1 gradient ratio\"\u003e\n\u003cdiv class=\"card__media\"\u003e\n\u003cdiv class=\"media media--transparent media--hover-effect\"\u003e\u003cimg srcset=\"\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364\u0026amp;width=165 165w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364\u0026amp;width=360 360w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364\u0026amp;width=533 533w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364\u0026amp;width=720 720w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364\u0026amp;width=940 940w,\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364 1000w\" src=\"https:\/\/b2b.estesrockets.com\/cdn\/shop\/files\/LaunchRail_web1_1000x1000_71fbffc2-684a-46ef-b4b2-b1ce20ebf17c.png?v=1739298364\u0026amp;width=533\" sizes=\"(min-width: 1200px) 267px, (min-width: 990px) calc((100vw - 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