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Auto mower



4pcs? of blade every edge can used if?one damaged by hard stone or other objectsRear wheel it heavier than S510,can keep from slippery when running on slopes and hills.Charging connection S520 has a better connectionfront wheel? it is softer than the old one ,against the vibration when working , with stainess steel holder ,against rusting


Brand Name:DEVVISCutting Width:21cmCertification:EMC,Other,cePower Type:ElectricityFeature:Self Propelled,Anti-Slip,Antistall,4-StrokeForward Speed:35m/minModel Number:E1800Type:Robotic MowersSmartphone App Control :YesWater-Proofed charger:YesAuto Recharged:YesRange Function :YesSubarea setting:YesMowing schedule:YesIntelligent Spiral /Go Straight :YesLCD display :YesPassword-Anti theft :YesBump sensor/ Rain sensor:YesOverload protect:YesMower Size:52*39*27cm(LWH)Charging Sation :48.2*15cm(LWH)Cutting height:2.5-5.5cmWorking capacity:1500m2+_20%Coverage (for one charging):500m2+_20%Battery :4.4ah lithium battery