Goniometer 12 Absolute+Axis HI Res Ergonomic Products A 2 hour charge will produce Jobst Opaque Sensitive A 2 hour charge will produce up to 20 hours of listening time❗ This long lasting charge makes the BlackPearl™ unique and one of the best rechargeable hearing aids on the market The perfect magnifying light that goes anywhere * Cordless electric convenience * 3X magnification with powerful 5X bifocal spot magnification * Large glass magnifying lens * Bright white LED's for long life * Easily moves from room to room * Perfect for needlework quilting cross stitch sewing knitting reading and more * Heavy base for stability * 58 tall * Takes 3xAA batteries * and active ROM * 12 ABSOLUTE + AXIS * 1 EACH * The Absolute+Axis (AA) goniometer removes the assume and eyeball by establishing a true vertical or horizontal * The Absolute+Axis (AA) goniometer removes measurement variability and allows the practitioner to concentrate on correct placement of the other goniometer arm and the patient s body position * The integral absolute vertical and horizontal levels are permanently incorporated into both the AA Baseline (2 color) 12 inch and Baseline© * Some measurements the AA goniometer is designed to improve are: shoulder and hip rotation (internal external) cervical flexion extension rotation and side bending