InTENSity 12 Gen 2nd by Roscoe Medical.

Features:

The new 2nd Generation InTENSity family is the first full-line of portable, combination electrotherapy to have preset programs by body part, and customizable programs in one device. In addition they have the most innovative, up-to-date programs and waveforms available to provide easy to use, non-invasive pain relief. With their re-chargeable lithium ion battery, the 2nd Generation InTENSity devices are perfect for at home or on-the-go therapy.

High tech design with large LCD Display
12 preset and 6 customized program options available per waveform.
Preset and programmable treatment time
3.7V Lithium Ion Battery with LED Charging Indicator Light
Electrode Load Indicator
Compliance Meter
Safety Lock Feature
Each device includes: One pack of InTENSity electrodes (4/pk), pair of lead wires, lithium ion battery, wall & USB charger, device, manual and quick start guide.
Dimensions: 4.6” x 2.36” x 0.83”
Weight: 0.22 lbs. without battery
Singles.