二手E4300 值得買嗎?

最近想要買一台夠輕,電池又稱得夠久的筆電.
在01上爬文和詢問過google大神後, 大概知道這型號的優缺點.

目前在某拍賣網站上有看到refurbished過的只要30張小朋友以下的價錢 (包含一年保固), 所以想看看大家的意見!

配備如下:
CPU : Intel(R) Core(TM)2 Duo Processor SP9400 (2.4GHz)

記憶體: 4GB (2x2GB) 1067MHz DDR3 SDRAM

硬碟: 160GB SATA (7200RPM) Free Fall Sensor Hard Drive

螢幕: 13.3 " 寬螢幕 WXGA (1280 x 800) LED 背光

顯卡 : Intel(R) Graphics Media Accelerator 4500MHD

無線網卡 : Intel WiFi Link 5300 (802.11 a/g/n 3X3) MiniCard - fastest WIFI card

Ethernet: Integrated 10/100/1000 Ethernet

藍芽: Dell Wireless 365 Bluetooth(R) 2.1

OS: Genuine Windows(R) XP Professional SP3 Edition (English) CD Media Included (installed) +Genuine Windows Vista(R) Business 32 Bit SP1 (English) DVD Media Included (Downgrade rights)

Optical Drive: 8X DVD + /-RW Drive (Brushed Metal Black)

電池 : 6-Cell (56WHr) Li-Ion Primary Battery

Power Adapter: Australian 60W AC Adapter

Internal Keypad: Internal Backlit Keyboard with Dual Pointing Options (English)