<p>Lithium-Ion battery charger:</p><br/><ul><br/><li>Battery type: <strong>Lithium-Ion</strong></li><br/><li>Power supply voltage: <strong>230V</strong></li><br/><li>Power supply frequency: <strong>50Hz</strong></li><br/><li>Charging voltage: <strong>22V</strong></li><br/><li>Battery charging time: <strong>1-2 hours</strong></li><br/></ul>