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| Product Name | SR-M4 |
| Product Size | Mask size : 31x19.7cm | Neck size : 34.5x23.3cm |
| Net Weight | 0.49KG |
| LED Quantity | 480PCS |
| Wavelength | 460nm 590nm 630nm 850nm |
| Voltage | 100-240v |
| Output Power | 5V DC 3000mA |
| Working Temperature | 0-40 degree centigrade |
| Function 1 | 10-30mins timer setting |
| Function 2 | Wavelength Switch |
| Function 3 | 3 level brightness adjust |













