... radio power is adjustable to be 0.1w, 1w, 2w. Introduction V30 GNSS RTK system adopts motorization design, so as ... Double battery capacity as 4400mAh, 12 hours for RTK operating.7. The highest performance in waterproof, dustproof and ... anti-drop.V30 Technical Parameters: Signal Channels: GPS: L1 C/A, L2E, L2C, L5 GLONASS: L1 ... a lasted advanced multi-channel, multi-frequency RTK GPS system