Higherdose Red LED Light Therapy Mask

I bought this about 6 month ago and used it on my face and neck no serums needed. Great first red light. I have seen good results but am upgrading to the Lyma Pro. The Neck Enhancer delivers red and near-infrared light to regenerate skin, stimulate collagen, reduce fine lines, and boost radiance, & erase years of damage to the delicate neck and chest area. Reduces fine lines & wrinkles Boost collagen & elastin Reduces redness & boosts mood Relaxes muscles & eases pain Tech Specifications • Bulbs: 75 LED bulbs • LEDs: 150 LEDs ( 2per bulb) • RED: 630nm. NIR: 830nm • Irradiance: 50 mW/cm2 • Program time: 10 minutes or 20 minutes • Electrical output: 5V/1A/2600mAh • Electrical Input from power adapter : 100-240V • Operating Temperature: 0℃ to 40℃ • Storage and Transport Temperature: -5℃ to 55℃ Device Dimensions • Neck Enhancer: 332mm(w) x 301mm(h) • Controller: 103 x 24 x 29mm