Extended Life LiIon Slice Akku für Lenovo ThinkPad X220 X230 Serie Typ 19+ | LapStore.de
Record Breaker: Lenovo ThinkPad X220 Lasts Over 20 Hours | Laptop Mag
Amazon.com: Compatible for Lenovo ThinkPad Slice Battery Compatible with ThinkPad X220 X220s X220i Tablet 65Wh 42T4967 : Electronics
Just bought a quirky x220 slice battery. Looks exactly like a 19+, but says 20+. Works completely fine with 1% wear. Does anyone know what it might be? : r/thinkpad
Lenovo ThinkPad X220 Review
Lenovo X220 Slice Battery 19+ - PC | Internet Zone