ESP8266 weather display. Api.thingspeak.com/channels/17430/feed.json?key=CNI17NSTVLYHYW55. Wi07c - ElectroDragon. From ElectroDragon Specification Module power 3.3V, regular current consumption at 70ma, peak current at 240mA (300mA must be able to provided) +20Dbm power, 100M max transmitting distance on ideal circumstance.
It is common and correct to see some random error data when module is power up, and end up with "ready" (Turn baud rate to 115200 can see this actual debug data, this is used for firmware updating) ESP8266 Wifi Temperature Logger. Wi07c - ElectroDragon.