DGYAO 660nm Red Lights + 850nm Near Infrared Lights Therap-y Device! (Two Pads) ☑LED Light Devices - A pair infrared light therap-y slippers is more cost-effective than a single or double! ☑Upgraded New Features - Three light therap-y modes, five light intensities, temperature adjustment, adjustable timer, regular and pulsation mode. ☑Easy Use - Battery connects to the brace through 5 strong magnet points and can be easily detached for setup or charging. ☑Large size - 12.5 inch x 5.3 inch x 2.3 inch is suitable for most people's sizes. ☑4000 mAh high-capacity battery, service life up to 5 hours+ Packing List: ☑LED Light Slippers ×2 ☑4000mAh Battary ×2 ☑Usb Cord ×2 ☑USB Charging Head ×2 Tips: ☑2-5 days fast delivery, 60 days free return and exchange. ☑1 year product warranty, lifetime free replacement of accessories. ☑If you have any questions about the product, you can contact us at any time.