There is not any power manager for windows 10. Lenovo does not provide any feature to manage battery charge thresholds on windows 10. The thinkpad systems. Eu lenovo thinkpad x. Premium hd led backlit display, 4gb ddr3, fingerreader, bluetooth, gb 9. The thinkpad x series is a line of notebook computers and convertible tablets originally produced by ibm and now marketed by lenovo.