Before purchasing, please be sure your battery is 13S 48V Li-ion battery, also be sure the connector size what you need is 5.5*2.1mm or 5.5*2.5mm.
PRODUCT SPECIFICATIONS:
Input : AC 100~240V 50/60Hz 2.5A
Output : DC 54.6V 1.5A
DC Connector Size: 5.5*2.1 mm With 5.5*2.5mm tip
LED Display:
Red:Charging
Green: Charged fully
PACKAGE INCLUDES:
1x 54.6V 1.5A Charger
1x US Mains Lead Cable
1x 5.5*2.5mm tip