| Description | Lithium Memory Backup / CMOS / RTC Battery for Acer TravelMate 2300 series, TravelMate 4000 series |
| Application | Memory Back Up (MBU), Laptop Computer |
| Original Brand | Acer |
| Chemistry | Lithium Rechargeable |
| Voltage | 3V |
| Termination | Connector |
| Size | Coin |
| Width | 20mm |
| Height | 1.6mm |
| Weight | 3.5g |
| Brand |  |