Welcome to your inquiry. I will replpy you within 2hours.  ST-A was designed to achieve permanent hair removal. This model is our original model in a mini table design. It got appreciations from customers for mini design, and strong function. System Features 1. Original model with convenient mini design 2. Triple light filter systems: Effectively filtering any harmful light 3. Silver catoptric system: Remarkable optical effec 4. Water/electricity separator inside: Insures system safety 5. Three cooling systems: Built-in Circle water-cooling system Air cooling system Semiconductor cooling device Indications Removing the undesired hair on armpits, lips, hairline, bikini and limbs and so on. Pathology of Pigments, birthmark, coffee spot Fine lines and wrinkles Spots caused by ageing and sun damage Black eye socket and other abnormal pigments. Improve the rough skin, enhance skin elasticity, repair acne Rosacea and spider veins, bottle nose and red blood streak, vascular lesion 3-Year Warrenty; Shot times of Xenon lamp is 70, 000-80, 000; Spare parts are free to send.