12345672389111213141516171819202122101 saddle2 rear reflector3 seatpost battery4 seatpost clamp5 rear wheel6 rear disc brake7 motor8 chain9 controller10 power interface11 chain wheel12 folding pedal13 frame14 front wheel15 front disc brake16 front fork17 folding head stem18 handlebar19 brake lever20 LCD display21 charging port22 folder23 deraillewMeet your EbikeParemeterProduct name: BelugaModel name: QSEB 03Size: 1660*640*1180mmFolded size: 900*550*750mmWheel base: 1100mmNet weight: 28.5kgRange: 100kmMax. load: 150kgMax. speed: 25km/hCharging time: 7 HrsBattery type: Samsung Lithium-ionBattery capacity: 36V 14AhNoise : ≤ 62 dB(A)Motor : MXUS 350W brushless geared DC motorRated output power: 350WMotor efficiency: ≥78%Rated RPM: 310±10r/minRated voltage: 36VMax torque: 40N.mOvercurrent protection: 15±1ALow-voltage protection: 30±1VKwh: ≤1.2Kw.hModes: 5 levelsTire diameter: 20 inchFrame: 20 inch 6061 Al-Alloy foldableFront fork: 20 inch 6061 Al-AlloyBrakes: 160mm disc brakesRim: 20 inch Al-Alloy 12G36HTire: Kenda 20*4.25Chain wheel: Prowheel 52TFree wheel: Shimano 14-28TDerailleur: Shimano 7 speedChain: KMCHandle bar: PromaxDisplay: Kunteng LCDController: Kunteng sine wave FOCBrake levers: Al-Alloy e-bike leverSaddle: KNUSPedal: foldable pedalsThis is a precision instruction ,please make sure you read this carefully before you try your first ride.If you doubt about any information inside this insturction,please contact us or your local distributer .MANUAL