{"id":1835,"date":"2021-10-05T08:16:36","date_gmt":"2021-10-05T08:16:36","guid":{"rendered":"http:\/\/otconline.in\/index.php\/product\/wifi-shield-d1\/"},"modified":"2023-12-06T06:36:17","modified_gmt":"2023-12-06T06:36:17","slug":"wifi-shield-d1","status":"publish","type":"product","link":"https:\/\/otconline.in\/index.php\/product\/wifi-shield-d1\/","title":{"rendered":"WIFI SHIELD D1"},"content":{"rendered":"<div id=\"productDescription\" class=\"productGeneral biggerText\">\n<p><b><span style=\"font-family: Verdana; font-size: small;\">The D1 R2 is a WiFi capable ESP8266EX based development board in the form of the common Arduino UNO board format. This board is compatible with the Arduino IDE and with NodeMCU. The D1 R2 also features an on-board switching power supply which allows you to power the board from a power supply up to 12V. <\/span><\/b><\/p>\n<p><b><span style=\"font-family: Verdana; font-size: small;\">*Note: The D1 R2 is a 3.3V device. If you connect D1 to 5V digital sensors or devices you will need a logic level converter. <\/span><\/b><\/p>\n<p align=\"justify\"><b><span style=\"font-family: Verdana; font-size: medium;\">Specifications:<\/span><\/b><\/p>\n<ul>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Microcontroller: ESP8266EX<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Operating Voltage: 3.3V<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Digital I\/O Pins: 11 (all I\/O pins have interrupt\/pwm\/I2C\/one-wire capability, except for D0)<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Analog Input Pins: 1 (3.2V max input)<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Flash Memory: 4MB<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">On-Board Switching Power Supply<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Input Voltage Range: 9V to 12V<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Output: 5V at 1A Max<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Board Dimensions: 68.6mm x 53.4mm (2.701&#8243; x 2.102&#8243;) \/ Long x Wide<\/span><\/b><\/li>\n<li><b><span style=\"font-family: Verdana; font-size: small;\">Weight: 21.8g (0.769oz)<\/span><\/b><\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The D1 R2 is a WiFi capable ESP8266EX based development board in the form of the common Arduino UNO board format. This board is compatible with the Arduino IDE and with NodeMCU. The D1 R2 also features an on-board switching power supply which allows you to power the board from a power supply up to 12V. *Note: The D1 R2 [&hellip;]<\/p>\n","protected":false},"featured_media":1573,"comment_status":"open","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_cat":[15,34],"product_tag":[],"class_list":{"0":"post-1835","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-main","7":"product_cat-s1","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple","15":"add-to-wishlist-after_add_to_cart"},"supplier_id":null,"supplier_sku":"","barcode":null,"atum_controlled":true,"out_stock_date":null,"out_stock_threshold":null,"inheritable":false,"inbound_stock":0,"stock_on_hold":0,"sold_today":0,"sales_last_days":0,"reserved_stock":0,"customer_returns":0,"warehouse_damage":0,"lost_in_post":0,"other_logs":0,"out_stock_days":0,"lost_sales":0,"has_location":false,"update_date":"2026-04-03T10:33:16","atum_locations":[],"atum_stock_status":"instock","restock_status":false,"low_stock_amount":"","sales_update_date":"2026-04-03T10:33:16","calc_backorders":null,"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>WIFI SHIELD D1 - Om Technology Centre<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/otconline.in\/index.php\/product\/wifi-shield-d1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"WIFI SHIELD D1 - Om Technology Centre\" \/>\n<meta property=\"og:description\" content=\"The D1 R2 is a WiFi capable ESP8266EX based development board in the form of the common Arduino UNO board format. 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