54.6V 1.5A charger power adapter for 13S 48V lithium li-ion battery pack, with 5.5*2.1mm round plug and 5.5*2.5mm tip.

DC plug connector size: 5.5 x 2.1mm, with 5.5 x 2.5mm tips. Please make sure the connector size is correct before purchasing. Charge only with 13S 48V Li-ion battery packs. Do not use with lead acid battery packs. Input: AC 100-240V 50/60Hz 2.5A; Output: DC 54.6V 1.5A. Short circuit protection/overcurrent protection/overvoltage protection. Automatic charger: Red LED light--charging, Green LED light--full charging.