would it be theoretically possible to connect an X230 slice battery to a T430? they use the same dock connector so if the whitelist was removed and the plastic thats in the
SG online offer 42T4967 Genuine Slice Battery For Lenovo ThinkPad X220T X220 X220i X220s Tablet Black
Lenovo ThinkPad X220 really does get 20+ hours of battery life (sort of) - Liliputing