Red Light Therapy Device HandheldAdapter Input Voltage : 100-240V~50/60Hz0.4A Adapter Output Voltage : 5.0V-1A Atmospheric pressure : 860hpa~1060hpa Battery capacity : 2600 mAh Battery voltage : DC 3.7V Environmental temperature : 5~40 High-concerned chemical : none Is Batteries Included : Yes Laser wavelength : 650nm+20nm/808nm+20nm Maxim.Product Highlights Product: Red Light Therapy Device Handheld Cold LED Light Wand 630nm 650nm 808nm 900nm Infrared Therapy Device for Body Neck Joint Muscle Pain Relief Wrinkles Beauty Skin Care and Pet Dog Cat Health Care Portable Rechargeable Massager Shopping focus: Charging devices and power accessories Choose your option: Confirm the selected size, color, specification and included accessories before ordering. Specifications and CompatibilityCheck the selected product variant, images and listed specifications for fit and compatibility. Features may differ between configurations.Questions Before Ordering Which option should I choose? Match the listed variant to your intended use. What is included? Refer to the chosen variant and product images. Will it fit my device or space? Confirm the specifications before purchase. Is every option identical? Features and included pieces can vary by variant. Where can I find delivery details? Review the shipping information at checkout. Related Products Tanning Lamp Blue Light Therapy Laser Therapy Device Horse Pets LED Eye Massager Cold Compress Laser Therapy Infrared Cat Red Fungal Nail Treatment Device Infrared Leds Red Light Therapy Infrared Handheld Red Light Device Pet