Cheap And Discounts B31N1637 C31N1637 B31N1637 B31Bi9H Laptop Battery For Asus 3ICP5/57/78 C31N1637 B31N1637 B31Bi9H 11.55V 42WH Wholesale. Buy Directly From Merchant Shop911116125 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.