The ceramic antenna needs to be used outdoors and does not work indoorsGPS modules NEO-6M, 3V-5V power supply UniversalModel: -NEO-8MDestined module with ceramic antenna, signal superSave the configuration parameter data EEPROM DownWith data backup batteryThere are LED signal indicatorAntenna size: 25 x 25mmModule size: 25mm x 35mmInstallation : 3mmDefault Rate: 9600Compatible with flight control modules that GPS computer test softwareColour:blueMaterial:pcbPackage Contents:1 x module1 x antennaOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.