Godox GM55 Specifications Screen5.5" IPS Touch ScreenScreen Ratio16:9Resolution1920 x 1080Power<=7WMaterialPC PlasticContrast Ratio1000:1Color Depth8bitDimness410nit+-10%Visual Angle160 Deg H/160 Deg VVideo Format480i & 480p @60Hz 576i@50Hz & 576p @60Hz 1280x720p @50/60Hz 1920x1080i@ 50/60Hz 1920x1080p@23.98/24/25/29.97/30/50/59.94/60Hz 3840x2160p@23.98/24/25/29.97/30Hz 4096x2160p@23.98/24HzAudio Output3.5mm Earphone dual-channel outputSD Card SlotSupport to lead in .cube files by SD card Support 17/32/33/64165 cubePower SourceInput: DC 7-24V Output: the max. output of fake Battery is DC 8V/I .5ABatteryCompatible with F550/F750/F970 lithium batteryWorking Temperature14 Deg F - 122 Deg F (-10 Deg C - 50 Deg C)Battery InfoRequired, not includedBattery Material-Battery Quantity1Battery Type-DimensionWith hood: 6.06 x 3.56 x 1.35" (154 x 90.4 x 34.3mm)