ASUS A42-U53 Battery made from high quality Li-ion cells(Japan)
Battery Type: Li-ion
Capacity: 4400mAh/5600mAh / 8Cell
Property: ASUS Replacement Battery
Compatible original Battery Code:
ASUS U33 series ASUS U33JC ASUS U33JC-A1
ASUS U43 series ASUS U43F ASUS U43F-BBA5 ASUS U43JC ASUS U43JC-A1
ASUS U52 series ASUS U52F ASUS U52F-BBL5
ASUS U53 series ASUS U53JC
Attention when use your new ASUS U33 U43 U52 U53 battery pack
Do you want your laptop run well at any mobile place ? The Follow suggestions will help you protect your laptop battery life.
1. Before using the new battery, Please read the ASUS U33 battery maintain parts of the user manual carefully.
2. When charge your ASUS U43 battery first time, Please fully charge 12 hours. The new battery need three times charge/discharge cycles before achieving maximum capacity.
3. If a long time (three weeks or longer) without using a laptop or find the ASUS U52 battery charge/discharge time become shorter than before, You should fully discharg the battery before charging next time.
4. Use some hard drive and optical drive spin-down software to reduce the power consumpition of laptop.
5. When long time without using laptop, Keep it in standby or sleep mode. It can both save the power and extend the ASUS U53 notebook battery life.
Our battery for U33 U43 U52 U53 passed the CE, UL, ROHS, and ISO9001 certifications. It can full charge/discharge at least 300-500 times.