... 24VBattery:Ni-Mh 1700mARun time:Max 2 hoursCharging time:4-5 hoursNoise:<58dbDust bin:400mlAccessories:1* Vacuum cleaner 1* Virtual Wall ... modes suitable for different room size -- Small, Medium, Large (S, M, L) • 5 cleaning models - Spot, Random, Wall follow, Zigzag, Remote as ... operation modes suitable for room size-small ,medium,large(S,M,L)-Intelligent space detection-will not fall off edges,such ...