Specifications: UV light is not easy to break and eco-friendly with no harmful substance to the human body. Short hardening time. An ordinary flashlight lamp beads arrived 9 lamp beads. 9 LEDs, low power consumption, ultra-bright, visible over a long distance. Can be used for setting nail polish and various kind of UV products, such as UV top coat, UV builder gel, etc. Can be used for both hands and feet. Light weight, compact and easy to carry. With the black strap, you can take with it anywhere easily. The use of methods: First, coating a layer kiss mixture. Next, light with LED nail Lamp for two minutes. Again, coating color nail oil glue, light for two minutes. Second times, coating color nail oil glue, light in two minutes. At last, coating glue to seal, light for three minutes, complete. Type: Flashlight Light Bulb: 9 LED Operating Voltage: 4.5V Battery: 3x 1.5v AAA (not Included) Switch Mode: Push Button Tail Switch Features: Bright, Lightweight and Portable, Nail Art Helper Size: 9cm x 2.5cm/3.54" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x UV Gel Nail Flashlight