Model Number:C31N1339 Use:LAPTOP, Notebook Type:Standard Battery, Battery Pack, lithium, Rechargeable Color:Black Compatible Brand:For ASUS Voltage:11.31V Capacity:50Wh1.Long-lasting battery life: The grade A cells of the laptop battery have been tested to ensure 2.compliance with current OEM specifications. 3.Safety first: don't be fooled by buying cheap and unsafe batteries. Our batteries are UL / CE- / FCC- / RoHS certified for safety and come with a variety of safety features, including short circuit, over temperature and overload protections. 4.Battery time duration: about 3-4 hours, depend on different laptop models and how the customer uses it.Q. How can I get the price? -We usually quote within 24 hours after receiving your inquiry (except weekends and holidays). -If you are very eager to get the price, please send us an email or contact us in other ways so that we can provide you with a quotation. Q. Can I order samples? Yes, we provide sample service. Samples are welcome anytime. Q. What is your delivery time? It depends on your quantity. Generally, the delivery date is 5-30 days. Q: what is your payment term? Advance t/t and Western Union remittance; PayPal Q. What is the mode of delivery? -It can be transported by sea, air or express (EMS, UPS, DHL, TNT, FedEx, etc.). Please confirm with us before placing the order. Q: how to replace ASUS a32-k53 laptop battery? A: 1. Turn off your ASUS c31n1339 laptop and disconnect the AC adapter. 2: Release the latch or other attachment that holds the battery in place. 3: Slide the old battery out of its compartment or storage slot 4: Remove the replacement battery of c31n1339 notebook computer from the packing box. 5: Slide it into the notch or bracket. 6: Close the safety latch to lock it in place. 7: Reconnect the AC adapter and fill your ASUS a32-k53 laptop with new batteriesA. Keep away from heat sources and keep the use environment ventilated B. Stay away from liquids and do not eat C. Place the laptop on a flat surface to avoid vibration D. Keep away from childrenReplacement Part Numbers: (Ctrl + F for fast search your laptop part numbers) C31N1339 0B200-9300000 3ICP7/55/90 Compatible with models: (Ctrl + F for fast search your laptop model) ASUS ZenBook UX303 UX303L UX303LA UX303LB UX303LN UX303LNB UX303UA UX303UB Series ASUS ZenBook Q302L Q302LA Q302LAB Q302LD Q302LJ Q302UA Series ASUS RX303 BX303 Series ASUS Transformer Book Flip TP300LA TP300LAB TP303LD TP300LJ TP300UA Series