The InTENSity 5000 Hybrid device combines both digital and analog technology to create an innovative pain management device that is easy-to-use. The user will receive the right therapy at the right time with the ease of traditional knobs and the beauty of LED feedback. The InTENSity 5000 Hybrid comes complete with five modes, a timer, electrodes, lead wires, carrying case, user manual and 9-volt battery. Both digital and analog TENS device comes complete with carrying case, two sets of lead wires, 9-volt battery, pack of four self-adhesive reusable electrodes and manual. AC adaptor (optional). Unit includes five modes of operation - Burst, Normal, Modulation 1, Modulation 2 and SD mode. Channel: Dual isolated between channels. Pulse Amplitude: Adjustable 0-80 mA. Pulse Rate: 2-150 Hz. Burst Rate: 0-5 Hz (Burst mode). Pulse Width: 30-260 microseconds. Wave Form: monophase square pulse wave. Timer: 15, 30 and 60 minutes or continuous.