Please is it possible to change the pulse width? What is the maximum pulse width value?

Etekcity 4 Channels TENS Unit Muscle Stimulator with 15 Massage Modes & 20 Intensity Levels, Electric Pulse Rechargeable Therapy Massage Machine with all accessories, FDA Compliant. 20 Intensities: Electric Current Range: 0-50V, Electric Current Increase: 2.5V/Intensity. 4 Electrode Pads: 1.Electrotes pads may be washed and reused 10-15 times. 2.The life of an electrode pad may be vary due to the skin condition of the user. 3.You may need to replace the electrode pads if they do not stick to skin or they are rippen or broken. Notes: 1. The device mode only works when both pads are placed on your skin at the same time. 2. Lowering both intensities to 0 will reset the timer. 3. Intensity can be adjusted independently for A and B ports

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⚡ Recharge your recovery, ditch the pain, and stay unstoppable!

EFFORTLESS CONTROL - One-touch mode selection with a bright LCD for quick, intuitive adjustments under a second.
VERSATILE THERAPY MODES - Choose from knead, acupuncture, tapping, cupping, and scraping to customize your recovery.
PRECISION PAIN TARGETING - 4 independent channels deliver tailored relief exactly where you need it most.
LONG LASTING REUSABLE PADS - 8 premium electrode pads in 3 sizes, each reusable up to 30 times for extended use and value.
ECO FRIENDLY RECHARGEABILITY - USB-powered with smart battery indicator and auto-shutdown to keep you powered sustainably.

The Etekcity 4-Channel Rechargeable TENS Unit offers drug-free, customizable pain relief with 4 independent channels and 8 reusable electrode pads. Featuring 5 versatile massage modes and a user-friendly interface with a bright LCD, it supports targeted therapy for back, neck, shoulder, and more. USB rechargeable with 6 timer options, it’s designed for busy professionals seeking effective, on-the-go muscle relaxation and pain management.

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