HSSDTECH CMOS Battery Cable for Lenovo X1 Carbon 2 & 3rd Gen 4th Gen/X1 Yoga 1st Gen 2nd Gen 3rd Gen/ThinkPad L390 L390 Yoga/P1 Gen 1 Gen 2 Gen 4 Gen5 Gen 6 00HN933 00HN615 02DC036 04X0443 5B11M05349

HSSDTECH CMOS Battery Cable for Lenovo X1 Carbon 2,Carbon 3rd Gen,Carbon 4th Gen/X1 Yoga 1st Gen 2nd Gen 3rd Gen/ThinkPad L390 L390 Yoga/P1 Gen 1 Gen 2 Gen 4 Gen5 Gen 6 00HN933 00HN615 5B11M05349

Rome Tech CMOS Battery for Lenovo ThinkPad X1 Carbon 4th Gen (Type 20FB, 20FC) - BIOS RTC 3V CR2016 X1 with 2 Pin 2 Wire Cable

LeFix CMOS Battery,RTC Battery CR2016 Compatible with Thinkpad X1 Carbon Gen 2，3，4，5，6| X1 Yoga Gen1，2，3|X1 Extreme Gen 1，2，3，4，5|X280，X390 Yoga，X13 Yoga Gen 1,2,3，X13 Gen 1