This is a new Asus C21N1807 battery. This C21N1807 battery is compatible with the Vivobook E12 E203NA and Chromebook C223NA-DH02 models and the C21N1807 battery part number. Additional compatible battery part numbers and model numbers are listed below.

Each Asus C223NA battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

You can expect about 7 hours of run time with this Asus C21N1807 battery when new, depending on your energy use. The battery cells inside this cartridge have an energy capacity of 4800 mAh. This battery will be compatible with batteries rated at 4800 & 5200 mAh capacities.