Suggested Retail: $29.88. Fancy Buying New B21N1329 Laptop Battery for Asus X403 X403M X403MA X503M X502CA X453 X453M X453MA X553 X553M - 7.6V 30Wh - This B21N1329 laptop battery is compatible with Asus X403, X403M, X403MA, X503M, X502CA, X453, X453M, X453MA, X553, and X553M models. It has undergone rigorous testing to ensure correct voltage, circuit protection, stable current, and low self-discharge. It is CE / FCC / RoHS Certified for safety and has about 500 recharge cycles over the life. The battery is black, with a voltage of 7.6V and a capacity of 30Wh. Brand: Fancy Buying Model: S400 -- LOT STICKER: BB-BOX-PALLETBB577-ITEM-a54f6569___LPNPMCG0086730 Fancy Buying New B21N1329 Laptop Battery for Asus X403 X403M X403MA X503M X502CA X453 X453M X453MA X553 X553M X553MA 7.6V 30Wh -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.