Max Speed:   
Beginner Mode: 12.5mph (20 km/h) 
Middle Mode: 18.75mph (30 km/h) 
Proficient Mode: 25mph (40 km/h) 
Range on full charging:   
SAMSUNG 4.0 : 9.5-12 miles (15~18.5 km) 
(The advertised speed rating is based on a 70 kg rider in stable weather conditions at a  0 degree incline. We do not guarantee all users will reach the advertised speed as it  depends on rider weight, aerodynamics, incline, weather and many other factors.) 
Max Load:   
120 kg (265lbs) 
Up Hill:   
25%~30%  
Weight: 
7.8 kg (17.2lbs)  
Deck: 
2-Layers Bamboo + 6-Layers Maple, 38*9.05 inches, Flex designed  
Motor: 
250W Dual Brushless Hub Motor, 90*54 mm, with 85A highly elastic PU-Wheel  
Battery: 
Safe & Powerful Li-ion Battery, Samsung 18650 & SANYO 20700, 2P10S 
Charger:   
Input: 100~240V, 50/60Hz 
Output: 42V, 2A (SANYO with 3A) 
Charging time: 2-3 hours