One layout. Clear choices.
Hold power for 3 seconds to turn on. The device starts at Level 4; use + and − to adjust one level at a time.
- 01POWERHold 3 seconds
- 02LED LIGHTLevel color
- 03LEVEL +Increase intensity
- 04LEVEL −Decrease intensity
05 / Help & Info
A visual guide to the fit, controls, lights, and care of ACHELESS V2. Keep the included user guide close for complete directions and precautions.

Get familiar with the device before you begin. Follow the full guide supplied in the box for all directions and precautions.

Place the band over your head as shown. The SSP contact tips rest at the indicated temple and jaw areas. Adjust for a comfortable fit on both sides.
Do not place a tip over broken skin. If the fit is unclear, check the illustrated guide that came with your device.
Hold power for 3 seconds to turn on. The device starts at Level 4; use + and − to adjust one level at a time.
On the device, the LED dims after one second; briefly press power to check its color. Select a number below to preview it here.
The + button increases one level, up to 4. The − button decreases one level, down to 1.
The quick guide shows four timed phases. The device switches off automatically when the session ends.
Follow the user guide supplied with your device for the full operating sequence and precautions.
The same LED displays charging status. The low-battery signal is a sequence of three red blinks.
The device is connected to power.
Charging is complete.
Recharge before your next session.
The included guide specifies a USB Type-C port, 5 V charging input, and about one hour to charge. Use a compatible power supply as directed in the guide.
The package contains four SSP cases. Use these two simple movements when fitting or removing one.

Place the top of the case over the contact, then press the lower corners until it snaps in place.
Gently push back one lower corner and slide the case away from the contact.
The diagrams are simplified, code-drawn illustrations. Do not force a case that does not align.
Simple handling habits help protect the device and its finish.
Avoid drops, strong impacts, and unauthorized disassembly. Stop using a malfunctioning device and contact support.
Wipe the surface gently. Keep alcohol, acetone, and perfume away from the finish; they may damage its coating.
Prolonged sunlight can discolor or weaken clear components. Choose a protected place to store it.
Read all precautions in the included guide. If you have an implanted electronic medical device, epilepsy, or are pregnant, speak with a medical professional before use. Avoid using the contact tips over broken skin.
These references are for ACHELESS V2 model ACHL-WD10-01. They describe equipment conformity and electromagnetic compatibility.
The manual lists the FCC Part 15 compliance statement. FCC electromagnetic compatibility and the Korean equipment registration do not establish medical efficacy or FDA clearance.
We aim to process in-stock orders within 24 hours on business days. Processing times can differ for pre-orders or items that need special handling.
ACHELESS SSP Black Edition orders placed through this site ship free to addresses in the United States. We are not accepting international shipping addresses through this checkout. Delivery times vary by carrier and destination; we will share tracking information when an order ships.
Applicable sales tax is calculated from the delivery address and shown before payment.
Return requests must be made within 7 days of delivery. ACHELESS does not offer a long-term money-back guarantee. Contact us before shipping an item back; we will provide return authorization and instructions.
To be considered for a return, the item must be in good condition, without intentional damage, and include all original components and packaging. Items sent without prior authorization or outside the seven-day window are not eligible under this policy.
Customers are responsible for return shipping costs. We recommend a trackable service for returns; we cannot guarantee receipt of an untracked shipment.
Request return authorizationAfter we receive and inspect a return, we will email you with the decision. Approved refunds go to the original payment method. Once issued, a refund may take 3–5 business days to appear, depending on the payment provider.
If a refund has not appeared, check your original payment method and contact your card issuer or bank. You can also contact our team for help.
We replace items that are defective or damaged upon arrival. Email us before returning the item so we can review the issue and provide the correct instructions.
Ask about an exchangeThe ACHELESS V2 user guide lists a one-year warranty from the date of purchase for covered defects during normal use. Keep your proof of purchase and contact our team before sending a device for inspection.
Damage from unauthorized repair or modification, dropping, water, misuse, and cosmetic wear is excluded by the guide. Service eligibility and any cost are determined after inspection. For the complete terms, read the warranty section supplied with your device.
Ask about warranty serviceFor product use, follow the user guide supplied with your ACHELESS V2. For order status, shipping questions, warranty documentation, or support, email info@sleepacheless.com or call +1 (562) 529-5343.
For help with orders or accounts from our previous website, contact our support team; past order history is not available on this site.
If you have an implanted electronic medical device such as a pacemaker, have epilepsy, or are pregnant, speak with a medical professional before use. Read the full device warnings and precautions in the user guide.