ring snake led lamp with variable light color. the head of the lamp can be bent in any way, which facilitates the optimal setting of the light beam. the lamp can be connected to a USB power supply as well as 230v using a 1.0A adapter (not included in the set) .  can be used in beauty salons when performing a manicure. provides very good lighting. is intended for indoor use. do not expose it to direct moisture. technical data: - output: dc 5v 1.0A (usb interface) - 3w power - 16 leds, lifetime over 20000 hours - light intensity 420 lux - three-step intensity control - light color 5000k-5500k - adjustable lamp head