UGB New B31N1345 battery for Asus Transformer Book Flip TP500L TP500LA TP500LB TP500LN TP500 0B200-00990100 Series - Laptop Battery, Charger and AC Adapter | Ultra Green Battery
Amazon.com: DGTEC New B31N1345 Laptop Battery Replacement for ASUS Transformer Book Flip TP500L TP500LA TP500LB TP500LN TP500LA-EB31T TP500LA-DS71T TP500LA-UB31T 0B200-00990100 B31BN9H (11.4V 48Wh/4100MAH/6Cell) : Electronics