Moto Tech 36V 42V Charger for Lithium Rechargeable Battery - OEM Charger.

Brand new OEM Moto Tech Charger.  Not third market knock-off.

Input: 110V-22V;  Output: 42V 1.8A.

Connector head diameter: inner 2 mm, outer 5 mm.

This charger is designed for 36V lithium ion battery.