Stainless Steel Stethoscope Adult Black Gait Belts The integral absolute vertical and Select Ear:Left Ear The integral absolute vertical and horizontal levels are permanently incorporated into the digital goniometer arm * Goniometer reads 0 180 degrees on LCD screen * Has ability to freeze angle measurement * Powered by 1 9V battery * Goniometer exterior is powder coated steel with inch cm marks screened onto arms * Digital angle reached in center * Horizontal and vertical levels to indicate level or plumb starting point * With Pouch * Bed rail prevents rolling or falling out of bed providing safety and security for user * Rail folds down to side of bed to allow user to get out of bed or provide space for making bed * Can be placed on either side of the bed * Dual Safety strap secures bed rail to bed frame * Attaches to any home or hospital bed with included safety strap * Weight capacity is 300 lbs * Installs in minutes with 4 bolts and Allen wrench (Included) 30 W x 23 H * *Stainless steel dual head chestpiece has a non chill ring for patient comfort *The internal spring binaurals ensure acoustic sensitivity * 22 latex free tubing keeps acoustic sound intact even in the noisiest settings * Comes complete with two pair of contoured eartips * Lifetime Warranty * Compare with 3M Littman 3M2201