9W Mini USB LED Nail Dryer Curing Lamp Rainbow Shape Portable UV Gel Nail Polish Item Specifics: 1. Environment protection, light use of LED, no-harmful substances to the human body. 2. Energy-saving, LED is a low-power device, low power consumption machine. 3. Do not produce heat. 4. Long life, the normal life is 35000-50000 hours. 5. Lightweight and . 6. Fast dry time, with the use of LED nail gel, the dry time is about 10-30 seconds. Specification: 1. Voltage: USB OUTPUT. Rated power: 9W 2. Size: 15cm x 4cm x 4cm 3. Type: 3 LED lights 4. Quality: stable and durable . 5. Long life: more than 50000 hours 6. with an USB cable to connect laptop. Instructions: Connects the unit to a USB port Press the power button for 1 second for 30 seconds drying time use Press the power button for more than 1 second for 1 minute drying time use Package include: 1x Nail Dryer Machine 1x USB Power cord