BIOS RTC 3V CR2016,2 Pin 2 Wire Cable For Lenovo ThinkPad X1 Extreme 4th Gen 20Y5 20Y6 / ThinkPad X1 Extreme Gen 5 21DE 21DF
For Lenovo ThinkPad P1 Gen 1 20ME / ThinkPad P1 Gen 2 20QU / ThinkPad P1 Gen 4 20Y3 20Y4
For Lenovo ThinkPad P1 Gen 5 21DC 21DD / ThinkPad P1 Gen 6 21FV21FW / ThinkPad P1 Gen 7 21KV 21KW
BIOS CMOS battery for PC motherboard best suits to replace your broken or non-working old battery.Enjoy extended reliability of the CR2016 battery and heat shrink of a high caliber - the CMOS CR 2016 batteries will last you for a long time.
The size of the entire unit is extremely small - will fit in almost any electronic device requires 3V CR2016 3V Lithium Battery connector with 2 pins and 2 wires