Product Name: 26*4.0 Fat Tire Mountain Bicycle with Gear 21 Speed Snow Bike Model NO.: k1 Bicycle Pedal Material: Titanium Alloy Handlebar Material: Rubber Saddle Shell Material: Leather Derailleur Set: Rear Derailleur Fork Material: Aluminum/Alloy Rim Material: Aluminum/Alloy Wheel Size: 12" Used For: All Ages frame Material: Aluminum/Alloy Trademark: urbanm Transport Package: Carton Specification: 12inches Origin: China HS Code: 8711600090 Product Description Product Feature:K1 focus on light traffic concept, foldable and flexible design brings a new experience to city commute. Intelligent bluetooth speaker offers more pleasures to your riding experience, foldable design let K1 travel with you in a easy way. Strengthened foldable seat makes your riding safe and sturdy. Aluminium alloy makes it only 18 KG, lighter and stronger than your imagination!Max. speed: 25-32 km/h (15.5-20 mph), adjustableMax. range: 35-45 km (21-28 miles) per chargeMax. load: 120 kg (264 lbs)Max. Climb: angle 35 degreeTire Size: 12.5inch diameter x 2.25inch widthMotor Type: Brushless geared motorMotor Power Rated: 250W, Peak 400WMotor Rated Torque: 6.6 N.mProduct Specification:Model nok1motor power350wvoltage48Vmax speed30km.hmax range40kmcharge time3.5hbattery typeLG48v8.7ahnet weight18.5kgproduct detailed description: