HIGH POWER UV+LED DUAL LIGHT SOURCE Equipped with 54W 36pcs UV & LED lamp beads, suitable for curing all kinds of UV and LED nail gel polishes at short time. AUTO SENSOR DESIGN When detecting your hand in the uv led lamps, it will start working automatically. SMART OVER-TEMPERATURE DESIGN It detects internal temperature automatically in long term use. When the temperature is too high, it turns to low-power operation and return to normal levels when temperature get down. TIMER SETTING The nail dryer with 4 timers, you can set the timer at 15s, 30s, 60s or 99s low heat mode to cure your gel nails. PROTECT EYES AND SKIN Closer white light, curved and half-closed design protect your hands and eyes, avoiding harm from outdated nail dryer. HOW TO USE OUR 10/30/60S & 99S LOW HEAT BUTTON 1. For "10S 30S 60S" buttons--- it is only available after putting your finger nail or toenails in, Once you start the these buttons, the LCD display will show the countdown when it is under the mode of 10s 30s 60s. 2. For lowheat button--- when you press the "99s low heat mode" for 0.5s, our led UV curing lamp will show the clockwise timing 99s under this mode. It also means the painless mode and the output power will increase gradually. 3. For double power button--- it is only available after you press 10S or 30S or 60S button, So please press the time button firstly and then press the “double power” for 2s, after that, the current power can be switched between 48W and 54W. note: if the press time is too short, not enough 2s, it will be work for “99s low heat mode”. 4.For auto sensor design--- without press any timer button, When detecting your hand in machine, it will start working automatically, the maximum working time is 99s.