... for Receiver Status SD/SDHC Memory Card Slot Removable Li-ion BatteryInternal GSM/CDMA Modem for Network RTK Designed ... .3ft.) depthShock2m (6.56ft.) pole dropOperating TemperatureHiPer II receiver with battery -40 to +149°F (-40 to +65°C)BDC58 ... to 230g), depending on modem specificationsPOWER SUPPLYStandard BatteryBDC58 Detachable, Li-ion rechargeable battery, 7.2V, 4.3AhOperating Time at 68°F ( ...