Electro-stimulator

Here are the main features of the ROOVJOY R-C4D 3-in-1 Combo Electrotherapy Device:
3-in-1 Functions: It combines transcutaneous electrical nerve stimulation (TENS) for pain relief, electrical muscle stimulation (EMS) for muscle strengthening and recovery, and massage modes to soothe sore muscles and improve blood circulation.
Programs and Intensity: It offers 22 programs, including TENS, EMS, and Massage modes, with 6 customizable programs. The intensity is adjustable to 40 levels, with a maximum output of 120 mA (at a 500 Ohm load).
Channels and Electrodes: It has two independent channels, allowing the use of four electrodes simultaneously to target different areas or muscle groups.
Design and Use: The device is compact, portable, and features a large LCD display with white backlighting for easy reading, as well as large buttons for simplified operation.
Power Supply: It runs on 3 AAA alkaline batteries or can be recharged via USB, providing flexibility of use.
Accessories: It typically comes with pairs of lead wires, reusable electrode pads (often 50x50mm), a USB charging cable, and an instruction manual.
Applications: Ideal for chronic and post-operative pain relief, muscle rehabilitation, muscle strengthening, and relaxation.