Huawei Mate 20 Pro battery drain test to check the battery performance in different scenarios.Huawei Mate 20 Pro vs Huawei P20 Pro - What's the Difference? Hey guys, how are your finding your battery life on the regular p20? Mine seems hit and miss, currently on 23% with 5 hours screen on time. Curious to find out how you guys are getting on battery wise. Hi! Follow the below steps. Phone manager>Do optimise>tap on battery icon>Optimise battery usage. And dont let any apps to run in background. Using auto start manager you can control the apps which are running in the background. Go to the Google Play Store, download and install CPU-Z on your HUAWEI Mate 20 Lite. Open the application, go to the »tab Battery ». Check the section » Health "Which will give you the general condition of your battery, as well as" Voltage »That you can compare with the factory data. has a BSI sensor. Honor X6. Huawei P30. A BSI (backside illuminated) sensor is a camera image sensor which captures better quality images in poor lighting conditions, and offers better overall sharpness and image quality. If so, try the following steps to cool down your HUAWEI P20 PRO again: – Remove the case from the HUAWEI P20 PRO. – Activate airplane mode to disable all connectivity. – Move it away from direct sunlight. – Direct a fan toward the HUAWEI P20 PRO (but do not place it in a refrigerator, freezer or cooler). Go to the Google Play Store, download and install CPU-Z on your HUAWEI P20 Pro. Open the application, go to the »tab Battery ». Check the section » Health "Which will give you the general condition of your battery, as well as" Voltage »That you can compare with the factory data. 1 / 55. The P20 Pro’s main camera sensor is extra large to match its extreme resolution, coming in at 1/1.7 of an inch. That’s more than double what you’d get with a Galaxy S9 or an iPhone X 5DIc8S9.