{"product_id":"3-7v-4-2v-1a-18650-l-39680389","title":"3.7V 4.2V 1A 18650 LiPo Li-ion Lithium Battery Charger Module MPPT Solar Charge Controller SD05CRMA Solar Panel Battery Charging","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel Number\u003c\/span\u003e: \u003cspan\u003eSolar Controller\u003c\/span\u003e\u003c\/p\u003e\u003ckse:widget data-widget-type=\"relatedProduct\" id=\"1005000001074444\" title=\"solar\" controller type=\"relation\"\u003e\u003c\/kse:widget\u003e\u003cp style=\"text-align:\" left\u003e\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. charges batteries using mppt tech for solar panels with adjustable inputs. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H4ec9ad8ef915407a85cfbc0c792362a9e.webp?v=1716001460\"\u003e\u003cbr\u003e \u003cspan\u003e\u003cspan\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003cbr\u003e 1. battery charger for solar powered system.\u003cbr\u003e 2. Power supply voltage DC 4.4-6V. charging output voltage DC 4.2V.\u003cbr\u003e 3. Maximum charging current\/output current is 1A. but you can change the current by changing the value of the R1 resistor.\u003cbr\u003e 4. Automatically adjust the charging current according to the output capacity of the input power supply.\u003cbr\u003e 5. Precharge adjustment for restoring deep discharge batteries and minimize heat dissipation at the initial charging stage.\u003cbr\u003e 6. Constant current\/constant voltage operation with thermal regulation maximizes charging rate without overheating .\u003cbr\u003e 7. Automatic low power sleep mode when the input power voltage is removed.\u003cbr\u003e 8. C\/10 charge termination.\u003cbr\u003e 9. Automatic recharge.\u003cbr\u003e 10. Battery overvoltage protection.\u003cbr\u003e \u003cbr\u003e \u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003cbr\u003e Item Type: Battery Solar Charge Module\u003cbr\u003e LED Indicator: ''CR'' LED is charge status indicator; ''OK'' LED is charged OR constant voltage mode\u003cbr\u003e Dimension: 18x10.16x2.7mm\u003cbr\u003e Options: with Pin. without Pin\u003cbr\u003e Weight: 0.9g(with Pin). 0.6g(without Pin)\u003cbr\u003e \u003cstrong\u003e\u003cbr\u003e Instruction:\u003c\/strong\u003e\u003cbr\u003e The adaptive unit on the module can adjust charging current automatically based on the output capability of input power supply. so it is for the solar-powered systems. or the applications that need to charge -ion battery or battery with an input power supply whose output capability is limited.\u003cbr\u003e If your solar panel is 5V. then you can use it directly. Of course. the module can also be powered by a 5V DC power supply.\u003cbr\u003e \u003cstrong\u003e\u003cbr\u003e Package List:\u003c\/strong\u003e\u003cbr\u003e 1 x Solar Charge Module\u003cbr\u003e \u003cbr\u003e \u003cimg alt=\"3.7V\" lipo li-ion lithium battery. battery charger module for batteries with solar charging and output. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H5188b2cd057a4f27b194300ee2891351S.webp?v=1716001471\"\u003e\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. adaptive charger module for limited power supplies. charges batteries. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/Hc4a0133e587343b9b288488c93b76052w.webp?v=1716001486\"\u003e\u003cp\u003eThis charger module (SD05CRMA) features adaptive charging current control that automatically adjusts based on the input power supply's output capability. It's suitable for Yunsun Starred systems or applications that require charging 3.7V Li-ion or lithium polymer batteries with limited input power supplies (4.2-6.5V).\u003c\/p\u003e\n\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H37d813b8b1604e71b0cc72d231e096f8X.webp?v=1716001499\"\u003e\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. charges lithium-ion batteries with or input. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H0b9b907815af47d1ab835b94ffd74910X.webp?v=1716001513\"\u003e\u003cp\u003eThis MPPT solar charger module charges 3.7V or 4.2V. 1A lithium-ion batteries (18650 LiPo\/LiPolymer). The \u003c\/p\u003e\n\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. lithium-ion battery charger module for batteries with mppt solar charging and adjustable voltage src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/He5403340f1934df7a2df2d6544639729j.webp?v=1716001526\"\u003e\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. adjust charging current by modifying resistor r1 to achieve a reliable output. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/Ha9cac0104d3d48009d713e5049e3151cc.webp?v=1716001540\"\u003e\u003cp\u003eTo adjust charging current. simply change the value of resistor R1 (1.18kΩ for 1A output). This ensures reliable charging performance.\u003c\/p\u003e\n\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. charges lithium-ion batteries from solar panels with uv lockout and auto-recharge. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/Hae4baf2d11444a29b4147bcdd0ca6f76i.webp?v=1716001554\"\u003e\u003cp\u003eMPPT Solar Charger Module (SD05CRMA) charges 3.7V\/4.2V Li-ion batteries from solar panels. with features like under-voltage lockout. C\/10 charge termination. and automatic recharge. Suitable for solar-powered systems.\u003c\/p\u003e\n\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. charging profile with three phases: pre-charge. constant current. and voltage to src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H3a81e7f9b63d4443953f25e202261cd3Y.webp?v=1716001568\"\u003e\u003cp\u003eThis module features a charging profile with three phases: pre-charge. constant current. and constant voltage (up to 4.2V). Charge termination occurs when the battery reaches 2.9V.\u003c\/p\u003e\n\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. powered by dc or solar energy. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H3a26a6af723647f1b4f68e132216b4eaH.webp?v=1716001580\"\u003e\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. charges batteries using solar power and mppt tech. supports types. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H8bd94aca49c14fe28b587dd5457de2f74.webp?v=1716001593\"\u003e\u003cimg alt=\"3.7V\" lipo li-ion lithium battery. src=\"https:\/\/solarpanel.vip\/cdn\/shop\/files\/H5b151c9135e34f8093a1096509d2a07aO.webp?v=1716001611\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"BestSolarPanel","offers":[{"title":"With needle","offer_id":63096871027059,"sku":"1005003546054923-With needle","price":2.94,"currency_code":"USD","in_stock":true},{"title":"Without needle","offer_id":63096871059827,"sku":"1005003546054923-Without needle","price":2.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9103\/4995\/files\/He10ef05e947047809da429e5c96147668_84d86ee6-5255-4e1b-ac1f-e2a21b28cac4.jpg?v=1784082041","url":"https:\/\/off-gridsolarkit.com\/products\/3-7v-4-2v-1a-18650-l-39680389","provider":"off-gridsolarkit","version":"1.0","type":"link"}