Wheelchair Sof Top Removable Lap Tray (Fits 16 18 WC) Exercise Rolls Flat mobile base only * MSHQ 1148B Flat mobile base only * Seat wedge and base are secured to each other with velcro * Individual may be moved without repositioning * 2 degrees C * Interchangeable removable probe wells to reduce the risk of cross contamination * Large LCD display that can display temperatures in Fahrenheit or Celsius * Last temperature recall * Convenient storage for 25 probe covers * Takes approximately 6000 readings on * 3 AA batteries * Shipping Carton Size: 12 L x 10 W x 6 H Wheelchair Width: 16 to 18 * Dimensions: 24 Wide x 20 Deep * Trays serve as foundations on which patients can lean for support they provide feeding surfaces and they act as reminders not to leave the wheelchair * All trays have easy open closures for OSHA compliance and around the chair straps that prevent them from sliding forward * Sof Top tray is easy on sensitive arms and elbows