This article contains the RV700 / RV700_N Series SHARK ION™ Robot Vacuum R71 with Remote Cliff Sensor Insert. This supports the following SKUs: This supports the following SKUs: RV700, RV700C, RV720, RV720C, RV725, AV751, AV751R00US, AV751R01US, AV751R31US, RV720_NC and RV720_N.