{"product_id":"wemos-esp-wroom-02-mainboard-d1-mini-wifi-module-esp8266-18650-battery","title":"WeMos esp-wroom-02 Mainboard D1 Mini WIFI Module ESP8266+18650 Battery","description":"\u003cspan style=\"font-size:14px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e \u003cbr\u003eThis develop board integrated ESP8266 and 18650 battery. A standard 3000mAH 18650 battery could run it 17 hours.\u003cbr\u003eWhat is it?\u003cbr\u003eYou can call it \"WiFi Battery\". I added a 18650 battery to ESP8266 make ESP8266 more easy to develop projects.\u003cbr\u003eWhy did you make it?\u003cbr\u003eWhen you do some ESP8266 projects you must hate to add a power bank to provide the power. This tiny board could solve such problems. A 3000mAH 18650 battery could make ESP8266 run 17 hours or more.\u003cbr\u003eWhat makes it special?\u003cbr\u003e· Same with NodeMCU.\u003cbr\u003e· 18650 charging system integrated.\u003cbr\u003e· indicate LED inside(Green means full\u0026amp; Red means charging)\u003cbr\u003e· Charging and working could be at the same time.\u003cbr\u003e· 1 Switch could control the power.\u003cbr\u003e· 1 SMT connector could be used to sleep mode\u003cbr\u003e· 1 extra LED could be programmed(Connected with GPIO16[D0])\u003cbr\u003e· 0.5A charging current\u003cbr\u003e· 1A output\u003cbr\u003e· Over charge protection\u003cbr\u003e· Over discharge protection\u003cbr\u003e· 10 digital pins write\/read\/interrupt\/pwm\/I2C\/one-wire supported(except D0)\u003cbr\u003e· 1 analog input\u003cbr\u003eBe careful + and -. If you put the wrong direction of battery the charging chip will be destroyed.\u003cbr\u003eThis product does not include 18650 battery.\u003cbr\u003eDimensional drawing: this size is measured by hand,There may be 1-3mm errors.\u003cbr\u003e \u003cbr\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage included:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e \u003cbr\u003e1 x WeMos® esp-wroom-02 Mainboard D1 Mini WIFI Module\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/3A\/CD\/dbc6d04a-4458-41c6-965a-93f022e9851c.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/0F\/CA\/30ab1679-496b-43a8-9f7a-5c148ef4e1f8.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/13\/8E\/5e064e82-b245-4d75-bd48-684310cabb2e.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/0A\/42\/5a04fca8-1cc9-4288-95cb-2418a348b10f.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/D2\/37\/6e3a39a0-0ef3-4beb-aa10-4c43219faae4.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/AC\/C3\/3a399d7a-197b-4b03-ba37-de010c167b89.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"http:\/\/img.banggood.com\/images\/oaupload\/banggood\/images\/DC\/3E\/a7adadd9-aa51-4abe-a839-413375863417.jpg\" style=\"width:600px;height:600px;\"\u003e\u003c\/div\u003e","brand":"Electronic Pro","offers":[{"title":"Default Title","offer_id":14392197021740,"sku":"1175998","price":218.46,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/dbc6d04a-4458-41c6-965a-93f022e9851c.jpg?v=1554725418","url":"https:\/\/www.electronicpro.co.za\/products\/wemos-esp-wroom-02-mainboard-d1-mini-wifi-module-esp8266-18650-battery","provider":"Electronic Pro ","version":"1.0","type":"link"}