Relieve pain from accidents and injuries with BodyMed®�s Economy Analog TENS Unit that�s conveniently packed in a hard plastic case for superior portability and quick access. This analog TENS unit delivers currents via 2 channels and has 3 different modes for treatment. Designed with user safety in mind, the BodyMed® Economy TENS Unit was constructed with protective caps over adjustment knobs to prevent injury from accidental amplitude changes during use. The built-in timer provides user flexibility for treatment and protects against overstimulation. This TENS unit is battery-powered, compact and portable. Deliver comprehensive electrotherapeutic care with BodyMed®�s Economy TENS Unit package that includes the device, a plastic carrying case, 2 lead wires, 4 electrodes and a 9-volt battery for easy assembly and use in or outside the office. Economy Analog TENS Unit FeaturesPortable analog TENS unit. Features 2 channels with 3 different modes for treatment. Monitor treatment on the easy to read analog display. Safety-first construction includes protective caps over adjustment knobs to avoid injury from accidental amplitude changes. Built-in timer prevents overstimulation during treatment. Powered by a single 9-volt battery. Pulse intensity: 0-80mA (adjustable) into 500 ohm load. Pulse frequency: 2Hz-120Hz (adjustable). Pulse width: automatically varied in a 6-second interval. Package includes the device, a hard plastic carrying case, 2 lead wires, 4 electrodes and a 9-volt battery. Operational manual included in package.