2000w dual motors ebike 48v30ah(15ah+15ah dual battery) 35mph electic bicycle 20''*4.0 fat tire smn 7 speed hydraulic disc brake 100 miles max range electric bike lockable suspension black rear shelf

Material: (frame) aluminum alloy front fork: double shoulder shock absorber front fork+pneumatic shock absorber battery: 48v30ah motor: qihang front and rear motor 48v1000+1000w transmission: shimano 7-speed brake: speed wheel hydraulic brake tire size: 20 * 4.0 is it waterproof? yes display: lcd color screen charging time 10-11 hours cycling distance: pure electric: 55-60km, assisted range: 90-100km maximum duration: 50km/h product size: 190 * 73 * 120cm packaging size: 154 * 32 * 87cm net weight: 46kg gross weight: 56.1kg