TK PRO Specification
| General parameters | |
| Model | TK PRO |
| Range | 100 miles |
| Top Safe Speed | 15.5 MPH |
| Shifting Speeds | 6 speed |
| Pedal Assist Mode | 5(12345) |
| Turn Signal Function | Yes |
| Brake Highlight Function | Yes |
| Horn Function | Yes |
| Brake Park Function | Yes |
| Brake E-cutoff Function | Yes |
| Reverse Function | Nil |
| Differential Function | Yes |
| Fast Charging Support | Nil |
| Foldable | Yes |
| Folding Size | 100*73*74cm |
| Max Load Capacity | 450 lbs |
| Net Weight | 44 kg |
| Classification | Class2 |
| Certification | 2849&2271 by SGS;CFR1512 |
| Electric system | |
| Motor | 750w, Peak 1310w, Torque 90nm |
| Battery | 48V 20Ah |
| Display | LCD3.5", Mid mounted |
| Controller | FOC 24A |
| Pedal Sensor | Torque |
| Charger | 3A DC2.1 |
| Charging Time | 6-8 hours |
| Throttle | Half twist |
| Headlights | STARUNION QD526 80lux |
| Taillights | STARUNION WD400 |
| Position lights (Fenders) | STARUNION |
| Brakeset | |
| Brake caliper | STARUNION 221, Hydraulic Disc Brake, Forged alloy |
| Brake Lever | STARUNION 221, Forged alloy, 4F |
| Rotors | 180mm*2.3mm |
| Drivetrain | |
| Shifter | SHIMANO 6-speed TOURNEY |
| Rear Derailleur | SHIMANO 6-speed TOURNEY |
| Freewheel | SHIMANO TZ500 14-16-18-21-24-28T |
| Crank Wheel | 38T |
| Chain | KMC Z7 89/46links |
| Wheelset | |
| Tire | CST 20*3.0 60tpi |
| Rim | 20*3.0, Alloy double wall |
| Hub | Alloy 36h ,front hub with QR |
| Spokes | Stainless 13G |
| Components | |
| Differential Mechanism | Forged alloy, Exquisitely Carved Gear |
| Frame | Alloy |
| Fork | Steel leg, Travel 35mm |
| Handlebar | Alloy, 31.8*660mm, BMX style |
| Stem | Alloy welding, 31.8*263mm, Foldable |
| Seat Post | Alloy 31.8*550mm, QR |
| Grip | Soft TPR |
| Saddle | Vacuum foam with backrest |
| Basket | Steel welding |
| Fenders | Steel |
| Assembly | |
| Assembly Rate | 90% pre-assembled |