JVC GR-DVL400U, GR-DVL517U, GR-DVL520U - Replacement Battery Charger (Incl. Car Adapter) Fully charges the battery in approximately 60-90 minutes. Quick charge with automatic constant current control prevents battery from overcharging short circuit and electronic shock. Dual voltage unit (110- 240V) can be used worldwide! CE Safety Certification. UL Listed. Meets (or exceeds) OEM standards. 1 Year Warranty.