Red Light Therapy Device for Shoulder Back Knee Joint Muscle Pain Relief, 13pcs x 650nm + 3pcs x 808nm, 4 Power + 4 Timer, Handheld Cold Laser Therapy Device for Dogs Pet Horse

【4 Timers & 4 Powers】Timers: 5/10/15/20min. Power lever: L1, L2, L3, L4. Long Press the “on/off” button to turn it on, screen is illuminated; One click again to start working. Twice-Press protection set to avoid accidentally emitting.
【Upgraded Design】13pcs x 650nm and 3pcs x 808nm. More lights have been added to improve efficiency. NOTE: The 808nm wavelength is invisible to the human eye, but can be seen by mobile phone cameras.
【Easy to Use】Light, portable and rechargeable. NOTE: It takes 4-5 hours to fully charge through. Please remove the charging cable before turning it on. Otherwise, it cannot be turned on.
【NO SIDE-EFFECTS】Offering a drug-free, non-invasive, side-effect-free physical therapy option. Home veterinary equipment for pets, dogs and horses. Also suitable for all joints of the human body.
【Lifetime Warranty】Easy-to-reach lifetime customer service provides the highest customer satisfaction. Please contact the seller if you miss the return window.