ProCare® Industrial Back Support, 2X Large, 1 Each Tape Remover Skin Protectors Vaginal or rectal intracavity sensor Instrument and Solution Stands Vaginal or rectal intracavity sensor for the EMG Clinical Units EMG Clinical Unit System Configurations Patient Units and other EMGs * 9N) 1N(1000N 1335N) * Battery Life: 6 8 hrs powered on 30 minutes after low battery condition * Charge Time: 80% charge => 45 minutes Full charge => 2 hrs * Data Storage Capacity: 150 tests * Calibration Points: 31 point (Every 10lbs 0 300) * Preset Test Length: 0 Extra extra large: 50 – 56 inch waists Ideal for helping to prevent and protect back injuries