Type: Lithium-Ion (Li-Ion) Voltage: 11.1V (10.8V OK) Capacity: 5200mAh Cell: 6-Cell (Premium) Warranty: ONE Year
AC Adapter is also available for this model.
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This Brand New ACER TravelMate 4740-7787 Replacement Battery uses premium quality battery cells that provide higher performance, reliability, and longer life. This battery is tested before shipment and backed by full ONE year warranty and 30 day satisfaction money back guarantee against defects in material or workmanship. We will pay for return shipping for defective or incompatible item. This battery also uses state of the art protection circuit board and certified by CE and RoHS to ensure both safety and stability for your device. We are a responsible US based company since 2008. Our knowledgeable and friendly customer support staffs are here to help you anytime.
Brand New OEM Equivalent Rechargeable Laptop Battery. Not original, used, or refurbished. Works same as genuine parts. This ACER TravelMate 4740-7787 Replacement Battery is 100% compatible and guaranteed meets or exceeds the original manufacturer specifications.
We stand behind our product. This high quality ACER TravelMate 4740-7787 Replacement Battery comes with ONE Year Warranty and 30 Days Satisfaction Money Back Guarantee against defects in material or workmanship.
This brand new ACER TravelMate 4740-7787 Replacement Battery features latest technology on all components and parts. Please see the detail features below.
Designed with highest standard for durability and reliability.
Power by latest lithium technology with no memory effect.
Built with brand new highest quality A Grade cells.
Manufactured with state of the art printed circuit board.
Produced by eco-friendly materials without lead or mercury.
Every product pass through strict safety testing.
Certified by CE and RoHS industry quality standard.
How to Select
Please check your laptop model and/or original battery's part number. Please also compare the shapes, physical appearance, position and orientation of the connector, and latch position of your original battery with our product images to ensure compatibility.
To find laptop model for Windows: Go to Settings --> System --> About, and it will show your laptop model.
To find battery's part number: Please look at part number on the label of your original battery.
Type: Lithium-ion and Lithium-polymer are standard material for laptop batteries. They have a good power-to-weight ratio and has no memory effect like some other battery materials.
Voltage: The Voltage must be within 10% of your original Laptop Battery Voltage.
i.e. 11.1V is ok for your original 10.8V Battery; 14.4V is ok for your original 14.8V Battery
Capacity: Laptop batteries will typically list their capacities in milliamp hours (mAh) or Wattage (Wh). A higher mAh or Wh rating means the battery will take longer to drain, giving your laptop a longer runtime per charge.
i.e. 5200mAh can replace your original 4400mAh Laptop Battery
Cell: Extended batteries (i.e. 9 cell) are usually has extra run time of laptop in between charges, usually bigger in size and weigh more than a standard laptop battery (i.e. 6 cell).
Return and Service
We are responsible and professional online merchant for many years. Our knowledgeable and friendly customer support staffs are here to help you anytime. Excellent service and your 100% satisfaction is always our promise. Online ordering at our store is safe and secure. We are also dedicated to providing on time and fast shipping. Return the product is easy, just email us first and we will send the return instruction to you.
Charge new battery overnight before use.
Fully charge/discharge 3 cycles before achieving maximum capacity.
Ensure best performance by optimizing power management features.
Do not expose the battery to moisture or rain.
Keep battery away from fire or other sources of extreme heat.
Stored in a cool, dry, clean place if the battery will not be in use.