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.
150W-48V/20AH Charger
Applicabel batteries: 48V 20Ah.
Input voltage: 100V-240V, 50Hz.
DCOUTPUT: 59V, 2.5A.
Output current: 2.5-3A.
Size: 17cm x 7.9cm x 4.6cm.
Cord size: 4 feet
Note: please make sure the polarity connects correct.