【Easy Touch Control】Just touch the lamp base to turn ON/OFF, which can easily turn the light on/off. Long press can adjust the brightness. 【USB Charging】The reading light comes with a standard 5V/2A USB port. You can charge your mobile phone while working, studying, reading, and sleeping, which is very convenient. 【Eye Protection】Energy-efficient 12V LED reading light creates a uniform, flicker-free warm light that won't harm your eyes. With a 180° flexible arm and 360° rotating joint, the lamp can be adjusted to the desired angle. 【Easy to Install】First, tighten the bottom to the lamp, check the position of the two screw holes in the base (remove the lamp); And fix the base according to this orientation; then the next step fix the line; tighten the lamp body last. 【Wide Range of Applications】12V RV reading light is used for caravan, van, boat, T4, T5, marine, motorhome, caravan, lift lighting, display lighting, trailer, yacht and camper etc.