Dell Inspiron 640M Battery Replacement For Dell 640M 630M E1405 M140

Dell Inspiron 640m Battery Overview

• Dell Inspiron 640m Battery Specifications
• Battery Types
  Li-ion
• Battery Voltage
  11.1V
• Capacity
  4400mAh
• Battery Cells
  6-Cell
• Dimension(Approx)
  240 * 83 * 47 mm
• Net weight(Approx)
  1 lb / 453.59 g
• Color
  Black
• Limited warranty period
  1 year
• Maximum Operating Temperature
  35 C
• Minimum Operating Humidity
  8%
• Minimum Operating Temperature
  5 C

Dell Inspiron 640m Battery Compatible Code

• 312-0373
• 312-0451
• 451-10284
• C9551
• RC107
• TC023
• Y9943

Dell Inspiron 640m Battery Fit Model

• Inspiron 630m
• Inspiron 640m
• Inspiron E1405
• PP19L
• XPS M140

Dell Inspiron 640m Battery Warranty Policy

How To Make Your Inspiron 640m Battery Life Longer

• Unplug external devices. Normally device, your mouse, and the most power consume device -- Mobile hard disk, they drain down your laptop battery for there get the power supply from the USB port in your laptop. Remove when you aren't using them, is goes without saying that this will save a lot of power.
• Hibernate instead of suspend. Suspend mode make your save some power and instantly resume your laptop when you come back, but compare with the Hibernate mode, suspend laptop also running in lower power consumed situation, electricity exhaust is zero in hibernate mode for all your computer's state were saved before it shutdown. For the convenient reason, you'd better use the hibernate function when leave over 20 minutes.
• Keep your Dell 640m Battery clean. Keep the battery clean especially the matel contacts with some a cloth moistened with rubbing alcohol, this keeps the power transfer from your Dell Inspiron 640M Series battery more efficient.
• Turn the brightness level as low as you possibly. Laptops always come with the ability to select the brightness level, some even could modify CPU cooling performance, switch down to lowest level will enable you squeeze out two times longer Dell Inspiron 640m Battery life than the situation working in the highest level.
• Shut down programs running automatic. Some of the programs we won't to use startup in backgroud when you start you OS, like QuickTime, Desktop Search. When expand your taskbar, you can see and shutdown them, but there are also some process invisible in most cases. They consume your laptop computer resourse and Dell 640m Battery slowly, press "Ctrl" + "Alt" + "Del" to open your tasker manager and halt the process not necessary.