Signia Hearing Aid Battery Size 312, Pack of 30 Batteries

[HOT THERAPY FOR PAIN RELIEF] Built-in heat therapy pad provide ultra comfy hot for back pain,muscle soreness,cramps relief and injury,keep waist warm,also can be used on abdomen to relieve menstrual pain or stomach discomfort.Perfect suitable for women,elderly,office works,long-distance and other who are easy to suffer lumbar muscle strain,sciatica,arthritis,soft tissue damage.
[3 LEVEL HEATING CONTROLLER] Single-button controller makes using this heating pad effortless. Low- (45℃), Medium- (65℃), High- (85℃) to adjust the desired heat level.
[ULTRA CONFORT & TIGHTER FITTING] High quality fabric is very soft and comfortable. Dual adjustment straps provide tighter fitting and compression which gives the extra stability and support when you are doing exercise or working with heavy weights.