When you need a Replacement Acer BT00607067 AS07A31 battery for your PC laptop or notebook computer, you need the power of LB1 High Performance batteries. It is the most cost effective and long lasting laptop batteries available on the market today. NOTE: PLEASE CHECK YOUR BATTERY PART NUMBER AND VOLTAGE TO ENSURE YOU ARE GETTING THE CORRECT BATTERY FOR YOUR LAPTOP. This battery is ONLY compatible as a replacement for 10.8V and 11.1V batteries. Compatible models: Aspire 4736G | Aspire 4736G-2 | Aspire 4736Z | Aspire 4736ZG | Aspire 4736ZG-2 | Aspire 4740 | Aspire 4740G | Aspire 4740G- 432G50Mn | Aspire 4740G-332G50Mn | Aspire 4920 | Aspire 4920-1A2G12Mi | Aspire 4920G | Aspire 4920G-302G25Mi | Aspire 4920G-3A2G16Mn | Aspire 4925G | Aspire 4930 | Aspire 4930G | Aspire 4935 | Aspire 4935G | Aspire 4935G-644G32Mn | Aspire 4937 | Aspire 4937G | Aspire 5235 | Aspire 5236 | Aspire 5241 | Aspire 5300 | Aspire 5332 | Aspire 5335 | Aspire 5335Z | Aspire 5338 | Aspire 5535 | Aspire 5535-704G32Mn | Aspire 5536 | Aspire 5536G | Aspire 5541 | Aspire 5541G | Aspire 5542 | Aspire 5542-1462 | Aspire 5542-5989 | Aspire 5542G | Aspire 5542-M23 | Aspire 5735 Compatible part numbers: AK.006BT.020 | AK.006BT.025 | AS07A31 | AS07A32 | AS07A41 | AS07A42 | AS07A51 | AS07A52 | AS07A71 | AS07A72 | AS07A75 | BT.00603.036 | BT.00603.037 | BT.00603.076 | BT.00604.022 | BT.00604.023 | BT.00604.030 | BT.00605.018 | BT.00605.020 | BT.00605.036 | BT.00606.002 | BT.00607.012 | BT.00607.013 | BT.00607.019 | BT.00607.066 | BT.00607.067 | BT.00607.068 | BTP-AS4520G | LC.BTP00.012Buy with confidence! 18 Months Warranty 8 hours/day x 5 days/week - Call Support Peace of mind exclusive 100k product protectionCopyright © 2011 Laptop Battery 1 All Rights Reserved.