<https://heltec.org/product/wireless-shell/#product>
<http://schema.org/description>
"&amp;nbsp;\r\n\r\n\r\n\r\nnote\r\naccessories\r\nreseller\r\n\r\n\r\n\r\n \tThis is a module, must work with other PCB board.\r\n \tStatus: This product has been discontinued, not recommended for new designs.\r\n \tAlternate Products: Wireless Shell (V3)\r\n\r\n\r\n \t3.7V/1000mAh Lithium(Sale only for mainland China)\r\n \tCooling rib\r\n \tAntenna\r\n \tBread Board.\r\n \tWireless Shell Test Bottom Board\r\n\r\n\r\n \tLeapIOT"
<https://heltec.org/product/wireless-shell/>