Product name: Best quality gps gnss used EFIX C3 C5 rover rtk receiver with 1008 channels dual battery work up to 15 hours Packaging & Delivery 1 piece packed in 1 inner carton : Size base station: 37cm*20cm*39cm; 5KG rover station: 37cm*59cm*20cm; 8kg antenna+pole: 11cm*17cm*146cm; 5KG Lead Time : 2-3 working days after payment confirmed