Feature: 1. ONE BUTTON CLICK: One button timing, LED display countdown, can better control the lighting time, improve nail efficiency. 2. SAFETY: Simulates the sunlight, does not harm the eye, the LED fluorescent lamp bead can effectively filter the hand black light, relives the hand discomfort. 3. GRINDING HEAD: Strong grinding head, adjustable speed, 030000RPM, simple operation. Powerful nail drill, quick drying,efficient nail art. 4. PROFESSIONAL NAIL ACCESSORIES: Designed for professional manicurists, this nail lamp can quickly cure UV gel, LED gel etc. 5. SKIN FRIENDLY: Eye and skin friendly, light, powerful, time saving, compact design, easy to use and clean. Large size, suitable for big hands or feet. Specification: Item Type: Manicure phototherapy machine Material: ABS Power: 48W Voltage: 100-240V Number of Light Chips: 21pcs Light Source Band: 365nm, 405nm/UVLED dual light source Multi File Timing: 30S, 60S, 99S (99S is half power mode) Curing Gel Type: LED Curing, UV nail gel, extension nail gel, LED nail gel, base coat, top coat, etc Grinding Machine: Power supply mode: USB, DC interface power supply, directly connected to the USB interface of the manicure machine. Speed: Adjustable speed 30000 RPM Rotation Direction: F/R reversible direction adjustable (middle key is stop) Package List: 1 x Nail Lamp 1 x Polishing Handle 1 x USB Cable 1 x Handle Holder 1 x Adapter 1 x Manual Note: If the grinding machine needs to switch forward or reverse in high speed rotation, please stop the middle stop button first and then switch the rotation direction. Otherwise, the service life will be affected or the motor will be damaged. How to use: 1. Insert the power cord, switch on the power supply, and the digital tube shows 00. 2. 30 seconds, 60 seconds for full power working state,99 seconds for half power working state. 3. After starting the machine, without pressing any key, the machine default infrared sensor 0 to 99 seconds positive number. 4. Press the 30s, 60s, 99s time button, the machine will work automatically. (99S is painless mode, the power gradually increases, alleviate the pain caused by various nail gels) 5. The display screen shows the corresponding timing time, 30s, 60s button timing, the display screen for the countdown, select 99s button, the display screen shows the time is orderly timing. 6. USB and Type C interface can provide 5V2A output to charge and power 5V products such as mobile phones and grinding machines. 7. Connect the external power supply can work, global voltage (110V240V) input. 8. Two digital tube timing display, drying time at a glance.