Brand new and high quality.
Built in safety recharging system which won't damage your bike's battery.
LED indicator light shows when charger is working.
Fit battery:48V 12AH
Input voltage: 100V-240V, 50Hz.
Output power: DC 48V.
Output current: 1.8-2.0A.
Size: 17cm x 7.9cm x 4.6cm.
Cord size: 4 feet
Note: please make sure the polarity connects correct.