Laptop Battery for Apple A3240

Condition: Brand new replacement

Brand: Altilion Energy

Model: ALT027AP

• Capacity (mAh): 4800
• Capacity (Wh): 55.5
• Voltage (V): 11.55
• Battery type: lithium-polymer

Compatibility: Apple MacBook Air 13" M4

Replaceable with: {'compatible batteries'}

• High-quality cells – Class A cells for long lifespan
• Protection system – overcharge, overheating, and short-circuit protection
• Long service life – replacement with performance close to the original
• Wide compatibility – suitable for many laptop models

Information: The laptop models above are taken from product catalogs – they may be incorrect or outdated. The buyer should choose the correct battery model. Check which battery your laptop has and buy the same one.

Instructions for longer battery life of Altilion Energy:

• In the first cycle after purchase, discharge to about 10% and then charge to 100%.
• Discharging to 0% in the first cycle may reduce lifespan or damage the battery.
• If you do not use the battery for a long period, leave it charged to at least 70%.
• An unsuitable charger or prolonged connection may cause charging problems.
• If charging problems occur, first check the charger.
• Never disconnect the battery while the laptop is on or the charger is connected.