The power consumption of touch screen on a camera varies based on the size and technology used. Generally, touch screens consume more battery power compared to regular cameras without touch functionality. However, advancements in touch screen technology have resulted in the development of low-power consumption touch screens that are used in some cameras. It is recommended to use touch-controlled cameras with large battery capacity or external power sources to avoid running out of battery quickly.
Additionally, some touch-controlled cameras may offer settings to adjust the brightness and sensitivity of the touch screen, which can impact battery consumption. Lowering the brightness level of the screen and reducing the touch sensitivity can help conserve battery power. Overall, touch screens on cameras may use more power than regular cameras, but with proper settings and usage, the battery life can still be manageable.