Specifications:
Condition:100% Brand New
Color: Black(EU US Optional)
DC Head Interface Size: length & outer diameter: 10*8mm/0.4*0.2in, inner diameter: 5.5mm/0.2in
Input: 100-240VAC, 50/60HZ, 1.5A
Output: 42V-2000MA
Charger Size: Approx.135*60mm/5.3*2.4in
Battery Type: Lithium battery

Package List:
1*Charger
1*European Charging Cable
1*US Charging Cable

Note:
Because there was a manual measuring ,the size may has 1-2cm/inch difference.