Chosen Solution

After a short period of usage, the battery of the device drains.

1- Check the battery condition , keep in mind the Cruz T301 battery’s life is about 6 hours on a full charge.. 2- Go to menu> Settings > About Device > Battery, so that you can check your battery usage. 3- If the battery is in bad condition, you should replace it. 4- Also, you might have some audio and game apps that use a lot of battery power.