{"product_id":"15w-monocrystalline-solar-panel-optional-controller","title":"15W Monocrystalline Solar Panel, 380 × 280mm, with Optional Charge Controller","description":"\u003cp\u003eCompare a 15 W monocrystalline solar panel offered alone or with a charge controller. The listed panel measures 380 × 280 × 3 mm, with 18 V working output and 21.6 V open-circuit voltage. Both packing lists include a photovoltaic connector; only the controller kit lists a controller. Confirm battery chemistry and electrical limits before connecting a nominal 12 V battery. Generic dual-USB and flexible-mounting claims need actual component specifications.\u003c\/p\u003e\u003ch2\u003eProduct Information\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePanel\u003c\/th\u003e\n\u003ctd\u003e15 W monocrystalline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e380 × 280 × 3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical entries\u003c\/th\u003e\n\u003ctd\u003e18 V working\/output; 21.6 V open circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent\u003c\/th\u003e\n\u003ctd\u003e1 A maximum short-circuit entry, not continuous output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChoices\u003c\/th\u003e\n\u003ctd\u003eOnly solar panel or with Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContents\u003c\/th\u003e\n\u003ctd\u003ePanel + PV connector; controller only in controller option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUSB\/battery\u003c\/th\u003e\n\u003ctd\u003eDual USB described without ratings\/location; battery compatibility unconfirmed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e15 W panel entry.\u003c\/li\u003e\n\u003cli\u003eMonocrystalline cells described.\u003c\/li\u003e\n\u003cli\u003e380 × 280 × 3 mm dimensions.\u003c\/li\u003e\n\u003cli\u003e18 V working-output entry.\u003c\/li\u003e\n\u003cli\u003ePanel-only or controller-kit choices.\u003c\/li\u003e\n\u003cli\u003ePV connector listed with both packages.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIdeal For \/ Use Cases\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComparing a small solar panel with an actual battery-system design.\u003c\/li\u003e\n\u003cli\u003eSelecting panel-only versus controller contents.\u003c\/li\u003e\n\u003cli\u003eCamping\/RV charging planning after qualified electrical compatibility checks, not direct universal battery charging.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7d5f06b49b1a4b1d9959139416c49db4S.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb9c84ca478534ffea877a137afa010c4G.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S2688d8a53b6b48c3a19e8f6aef046e34o.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S5ca94cfc61524048a98a3f5ac3ccde327.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc2139bb562da49268156ab7da5416a24s.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sf8fb4260faa74195a57149b1423bc3c7A.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9194a7db78d641dabfc299ba5991cc2cE.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S880fd342c46f4defb3ac4c51e55ecc1al.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Scd819056ca84405199f34e8582af19b8d.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1643fd2209144f539df4327a14c5e651i.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S67bbced4d9fb421284eb36e67da1fc69Y.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S549979d729be4830991f30f9145d090a1.jpg\"\u003e\u003c\/p\u003e","brand":"Trekker Essentials","offers":[{"title":"Only solar panel","offer_id":49175599612186,"sku":"14:350853#Only solar panel","price":45.9,"currency_code":"USD","in_stock":true},{"title":"with Controller","offer_id":49175599644954,"sku":"14:10#with Controller","price":72.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/6058\/5498\/files\/trekker-essentials-flexible-solar-panel-12v-batter.webp?v=1770826255","url":"https:\/\/www.trekkeressentials.com\/products\/15w-monocrystalline-solar-panel-optional-controller","provider":"Trekker Essentials","version":"1.0","type":"link"}