Professional Thicken Knee Guard Size:M place of origin: China

place of origin: China

you can pedal assist to 55 miles per charge using the low pedal assist level

Is the gurantee of long distrance ride 100-120km

Controller Battery: 4 * 1

low power reminder

Professional Thicken Knee Guard Size:M place of origin: ChinaSPECIFICATIONS Age: Above 13,Adult Brand Name: NoEnName_Null Category: Roller Sports Protectors Craft of Weaving: Not clothing or textiles Gender: Women,Men Hign concerned Chemical: None Material: Plastic,Polyester Cotton Model Number: sport protector Origin: Mainland China Size: S,M,L Whether with hard protective gear: Yes Size chart(cm) Knee pad Length Width Knee circumference S 25 15 34 42 M 27 16 38 48 L 29 17. 5 42 50 Elbow pad Length Width Elbow