Relax and soothe sore muscles with our Tens Machine Massager. This Shoulder and Cervical Massager is a multifunctional intelligent EMS Pulse Device that is easy to operate with its hidden key button and LCD display. With 4 output channels, 15 different modes, and 20 intensity levels, this massager provides multiple indications on the screen and can be used by up to 4 different persons. It is powered by 3 x AAA batteries and has a back buckle design for added convenience. Relieve muscle soreness and tension with our Tens Machine Massager. !!! This Tens Machine Massager Has a Full !!! Features: Shoulder and Cervical Massager for relaxation and muscle relief Multifunctional intelligent EMS Pulse Device Easy operation with LCD display and hidden key button 4 output channels for multiple user applications 15 different modes and 20 intensity levels for customized use 2” LCD screen with multiple indications Powered by 3 x AAA batteries for portable use Back buckle design for added convenience Applications: This Tens Machine Massager is suitable for multiple user applications and can be used for relaxation and muscle relief. Specifications: Product: Shoulder and Cervical Massager Model: FM-B1501 Material: ABS + PC Screen: 2” LCD Voltage: DC 4.5V Rated Current: 50mA Rated Power: 0.25W Channels: 4 Modes: 15 Intensity level: 20 Battery: 3 x AAA batteries Time: 10-80 minutes adjust 10 minutes/step Cable length: 1.5m Self-adhesive electrodes: 4cm x 4cm Size (H x L x W): 10.6 × 7 × 2.5 cm Colour: White Weight: 0.51kg Package Includes: 1 x Shoulder and Cervical Massager 8 x Electrode Pads 4 x Electrode Wires 1 x Manual 1 x Retail Box