Don't be fooled by appearances - although the Fenix E-SPARK flashlight seems quite large at first glance, its flat design is almost imperceptible when worn. All thanks to its extremely small thickness, which allows for extremely comfortable transport in a trouser pocket or backpack compartment. A capacious, integrated cell will allow you to use the device as a powerbank, thanks to which we will use it in every everyday situation. The Fenix E-SPARK flashlight offers the user: Combined flashlight and power bank function for versatility in everyday use A diode with a maximum power of 100 lumens that allows you to illuminate the nearest area Integrated diffuser that guarantees proper light dispersion over a wide area Three white and two red LED brightness levels for extensive functionality High-strength andodized 6061 aluminum body A male USB-C connector that allows you to charge your phone straight from the power bank Charging via the USB-C port with great performance The heart of the model is a series of four LEDs covered with a detachable matte diffuser, which effectively diffuses the light, providing an even, wide beam ideal for illuminating the immediate surroundings. The double functionality of the flashlight makes it useful much more often, which will also have a beneficial effect on the cell used in it. Regularly discharging and charging the battery has a positive effect on its parameters.