Twin Stim TENS and EMS Combo Ultrasound Lotions Gels Accs and improved posture * Use Autoclavable Up to 325 and improved posture * Use as wobble or rocker board: 1 ball for wobble board 2 balls for rocker board * Level of difficulty is variable: 5 sizes of instability balls Larger ball is harder Color coded to difficulty Balls screw in out with ease * 3 sizes of platforms: smaller board is harder * Slots in platform fit band tubing: for full body exercise * Use hanging rack for compact storage: holds 10 balls and 4 platforms * LEATHER PHYSICAN BAG * 14 x 5 x 8 Brown * A medical case that creates an excellent use of space and easy access to equipment * Features two large zipper interior pockets an anti bacterial lining reinforced corners and 3 position lock * The Twin Stim which gives the user the choice of five Modes of TENS and two Modes of EMS * Features include dual channels seven modes timer patient compliance meter new stronger 100 mA output safety amplitude cover sturdy metal belt clip and rubber side railings for maximum handling * Five TENS Modes: Burst Normal Modulation SD1 SD2 * Two EMS Modes: Synchronous Alternate * System includes device lead wires four self adhesive reusable electrodes 9 volt battery hard plastic carrying case and instruction manual * Patient compliance meter can store up to 60 sets of operation manual * Power Source: 9 volt battery * Pulse Width: 50 300 s adjustable * Pulse Rate: 2 150 Hz adjustable * Pulse Ramp: 1 8 seconds * Pulse Amplitude: 100 mA peak into 500 phm load * Contraction Time: 2 90 seconds * Relaxation Time: 2 90 seconds * Wave Form: Asymmetrical Bi Phase Square Pulse * Timer: 1 60 minutes or continuous * One year warranty