FDA Cleared Hidow Massager 8 Modes Hi Dow ACU XPO Physiotherapy Device : 4 Pcs Large Hand Shaped Pads, Powered By Rechargeable Lithium Battery, Lcd Display, Auto Shut Off Timer, *Updated Battery Level Indicator*, Apply 4 Pads to Targeted Areas Such As Both Knees, Shoulders, Arms, Shoulders, Heels, Hands Multi Jobs: Pain Relief, Detox By Guasha, Body Building, Application At the Abs, Biceps, Triceps, Thighs, Sport Training, Workout, Sport Injury, Post Surgery Recovery or Rehab (Quality Guarantee Lifetime Warranty)

T.E.N.S Unit 8 Speeds FDA cleared 510K121757 class II TENS and PMS, Over the Counter Use for safety and effectiveness, simply follow operation instruction booklet, educational manual and placement points chart Natural Pain Reliever Battery Low Indicator. When battery is low or stimulation feels weaker than usual, the rechargeable lithium battery needs charging