This inland A42-U46 battery is a reliable power source for ASUS U46 and U56 laptops. With a battery capacity of 5800 mAh and 8 battery cells, it ensures extended battery life for your device. The battery type is Li-Ion and the voltage is 14.4 V, making it an efficient power supply for your laptop. This black battery is compatible with ASUS U46 U56 A32-U46 A41-U46, ASUS A32-U46 A41-U46 A42-U46 U46 and other Asus U Series laptops. The battery is manufactured in China and comes with a California Prop 65 Warning that chemicals inside the battery may cause cancer. Purchase this AC & DC type battery with confidence.