Features:Fully transparent acrylic shellpower supply, plug and use, convenient and fastEquipped with wifi automatic timing moduleWith OLED HD display screen, the display is brighter and the font is clearModel: ESP8266Color: blueMaterial: plasticPower supply mode: 5V power linePower interface: USBAppearance dimension: 41 x 43 x 39mmNote: It is necessary to weld the parts delivered in bulkNote:Light reflection and different display may cause the color of the items in the picture to be a little different from the real object. The allowable measurement error is+/- 1-3cm.Package Included:1 x ESP8266 DIY Electronic Kit(Only the above package contents are included, and other products are not included)