KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S
KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S
KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S
KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S
KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S
KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S

In stock

KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S

Brand: KIWI design

Rs. 7,500.00
  • Fast delivery3 to 7 days (India)
  • Easy returnsWithin 15 days
  • Secure paymentMultiple payment options

KIWI design K4 Boost Battery Head Strap for Meta Quest 3/3SKIWI design K4 Boost Battery Head Strap for Meta Quest 3/3SKIWI design K4 Boost Battery Head Strap for Meta Quest 3/3SKIWI design K4 Boost Battery Head Strap for Meta Quest 3/3SKIWI design K4 Boost Battery Head Strap for Meta Quest 3/3SKIWI design K4 Boost Battery Head Strap for Meta Quest 3/3S

Key Features

Made for Meta Quest 3 & 3S

The KIWI design K4 Boost is designed specifically for Meta Quest 3 and Meta Quest 3S, providing a secure fit with integrated battery support. KIWI design

Up to 3 Extra Hours of Playtime

The built-in battery provides additional power for longer VR sessions, helping you stay immersed for more time without relying only on the headset's internal battery. KIWI design

DualBoost Charging

Charge the K4 Boost and your Quest 3/3S simultaneously through the DualBoost charging system. With a 45W adapter, the system can fully recharge both in around 2.5 hours while delivering up to 25W to the headset. KIWI design

Balanced Comfort

The ergonomic rear support, thicker padding and optimized counterweight help distribute the headset's weight more evenly, reducing facial pressure and strain during extended sessions. KIWI design

52° Damped Hinge

The 52° damped hinge makes it easier to put the headset on and take it off while allowing you to adjust its position without removing the entire head strap. KIWI design

Quick-Adjust Dial

The rear adjustment dial allows you to quickly tighten or loosen the strap to achieve a secure and personalized fit. KIWI design

Safety & Reliability

The battery and charging system use multiple layers of protection and meet UL, EN and FCC certification requirements. KIWI design also states that the materials are tested by TÜV laboratories for safety and durability. KIWI design

Perfect For / Use Cases

  • Meta Quest 3 users
  • Meta Quest 3S users
  • Extended VR gaming sessions
  • High-motion VR games
  • Fitness and active VR experiences
  • VR entertainment and movies
  • Users who want additional headset battery life
  • Users looking for improved headset balance and comfort

Technical Specifications

Specification Details
Brand KIWI design
Model K4 Boost Battery Head Strap
Compatibility Meta Quest 3 / Meta Quest 3S
Product Type Battery Head Strap
Built-in Battery Yes
Battery Capacity 5300mAh / 20.4Wh
Extra Playtime Up to 2.5–3 hours*
Charging DualBoost charging
Maximum Charging Power Up to 45W
Headset Power Delivery Up to 25W
Dual Charging Headset + Strap
Hinge 52° damped hinge
Adjustment Quick-adjust rear dial
Padding Thicker ergonomic padding
Design Balanced rear support

*KIWI design's current product page highlights up to 3 extra hours, while its comparison/specification section lists up to 2.5 hours. Because the official source contains both figures, I would avoid putting a single number in your Shopify title unless your exact SKU packaging confirms it. KIWI design

What's in the Box

  • KIWI design K4 Boost Battery Head Strap
  • User documentation

Note: Meta Quest 3/3S headset and controllers are not included.

FAQs

Is the KIWI design K4 Boost compatible with Meta Quest 3 and 3S?

Yes. The K4 Boost Battery Head Strap is designed for Meta Quest 3 and Meta Quest 3S. KIWI design

How much extra playtime does the K4 Boost provide?

KIWI design currently advertises up to 3 extra hours, while its detailed comparison information states up to 2.5 hours. Actual battery life can vary depending on usage. KIWI design

Can the Quest 3/3S and head strap charge together?

Yes. The DualBoost charging system supports simultaneous charging of the headset and head strap. With a 45W adapter, KIWI design states that both can fully recharge in approximately 2.5 hours. KIWI design

Does the K4 Boost improve comfort?

Yes. It uses ergonomic rear support, thicker padding and an optimized counterweight to improve weight distribution and reduce facial pressure and strain. KIWI design

Does it include the Meta Quest headset?

No. The K4 Boost is an accessory head strap. The Meta Quest 3/3S headset and controllers are not included.

Last updated: Oct 5, 2026

This policy explains how and when we ship orders placed on cyphon.in. It is part of our Terms & Conditions.

1. Where we ship

•         We ship across India to serviceable PIN codes.

•         We also ship internationally. A few products cannot be shipped to some countries because of local import rules or courier restrictions. If that affects your order, we will tell you and refund the full amount.

2. Our shipping partners

•         Within India:
Shipping platform:
Shiprocket
Courier partners may include: Blue Dart, Tirupati Courier and other available carriers.

•         International: DHL, UPS and FedEx

We choose the partner based on your location and the product.

3. Dispatch and delivery time

•         We dispatch orders within 1 working day of order confirmation. Working days are Monday to Saturday, except public holidays.

•         COD orders that need an advance are dispatched after the advance is received.

•         Within India: delivery takes 3–7 working days after dispatch.

•         International: delivery takes 10–15 days after dispatch.

These are estimates. Remote areas, weather, festivals, courier delays and customs checks can add a few days.

4. Shipping charges

•         Shipping charges depend on the product, its weight and your delivery location.

•         The exact charge is shown at checkout before you pay.

•         For international orders, customs duties, import taxes and clearance fees in your country are not included. You pay these to the courier or customs when the parcel arrives.

5. Tracking and delays

•         Once your order is dispatched, we send you a tracking number by email, SMS or WhatsApp.

•         You can track your parcel on the courier's website. Tracking can take up to 24 hours to start showing updates.

•         If your parcel is delayed, we will inform you by email or WhatsApp and keep you updated until it is delivered.

•         If your order is not delivered within 7 working days of dispatch (15 days for international orders), you can cancel it for a refund. See our Replacement & Refund Policy.

6. Damaged, missing or lost parcels

•         When the parcel arrives, check that the outer box is sealed and undamaged.

•         Record an unboxing video of 30–60 seconds. Start with the sealed parcel and shipping label in view, then open it and show every item. We need this video to approve any claim for a damaged, wrong or missing item.

•         If the product is damaged or an item is missing, contact us within 3 days of delivery with your order number and the video. We will send a replacement or give you a refund.

•         If the courier confirms your parcel is lost, we will send a replacement or refund the full amount.

Full details are in our Replacement & Refund Policy.

7. Wrong address or missed delivery

•         Please check your address and phone number before placing the order. Address changes are possible only before dispatch.

•         If the courier cannot deliver because the address is wrong or no one is available, we will contact you to correct the address or arrange another delivery attempt.

•         If the parcel comes back to us, we will contact you to ship it again or refund your order. Shipping, COD and payment gateway charges are not refunded in this case.

8. Contact us

For any question about shipping or your delivery, contact us:

•         Email: support@cyphon.in

•         Phone: +91 75758 00655

•         WhatsApp: +91 97238 86521

•         Support hours: Monday to Saturday, 10 am to 7 pm

Last updated: Oct 5, 2026

This policy explains when you can get a replacement or a refund for orders placed on cyphon.in. It is part of our Terms & Conditions.

1. No returns, only replacements

•         We do not accept returns or exchanges because you changed your mind or the product did not suit you.

•         If your order arrives damaged, defective, wrong or with something missing, we will replace it.

2. When you can get a replacement

You can ask for a replacement within 3 days of receiving your parcel if:

•         The product arrived physically damaged.

•         The product is defective or does not work.

•         You received the wrong product, model, colour or variant.

•         An item, accessory or part is missing from the box.

After 3 days, problems are handled under the product's warranty, shown on its product page.

3. Unboxing video is compulsory

We need an unboxing video to approve any replacement. Without it, we cannot accept a claim.

•         Record one continuous video of 30–60 seconds. Do not cut or edit it.

•         Start with the sealed parcel and the shipping label clearly visible.

•         Open the parcel on camera and show the product and every item inside.

•         For a defective product, also share a short video showing the problem.

4. How to request a replacement

1.       Contact us within 3 days of delivery by email or WhatsApp. Share your order number, the unboxing video and photos of the problem.

2.       Our team reviews your request and confirms the next steps.

3.       Once approved, we arrange a pickup. Cyphon pays the shipping cost for the replacement.

4.       Pack the product in its original box with all accessories, manuals and free items.

5.       We check the product when it reaches us and then dispatch your replacement.

5. Conditions and exclusions

The product you send back must be complete and in the same condition you received it: with its original box, accessories, manuals and free items. If it is used, damaged, incomplete or missing accessories, we will stop the replacement. Please contact us to discuss your options.

Replacements are not available for:

•         A change of mind, or a product not meeting personal expectations.

•         Requests made more than 3 days after delivery.

•         Requests without an unboxing video.

•         Damage after delivery, such as drops, liquid damage, misuse or repairs by someone else.

•         Brand-controlled features, such as apps or online services, that change or work differently in India.

6. When we give a refund

You get a refund if:

•         You cancel your order within 24 hours of placing it, even if it has already been dispatched.

•         We cancel your order, for example because the product is out of stock.

•         Your order is not delivered within 7 working days of dispatch (15 days for international orders) and you choose to cancel it. If it has already been dispatched, we refund you once the parcel comes back to us.

•         Your parcel is lost in transit.

•         We cannot send a replacement because the product is out of stock.

7. How refunds are paid

•         Refunds are made online only. We do not give cash refunds.

•         Prepaid orders are refunded to the original payment method. Cash on Delivery orders are refunded to your UPI ID or bank account.

•         We process approved refunds within 3–4 working days. Your bank or payment app may take a little longer to show the money.

Non-refundable charges

Shipping, COD and payment gateway charges are not refunded when a parcel comes back because the address was wrong, no one was available, or delivery was refused. In all other refund cases listed in Section 6, you get the full amount back.

8. Contact us

To request a replacement or refund, contact us:

•         Email: support@cyphon.in

•         Phone: +91 75758 00655

•         WhatsApp: +91 97238 86521

•         Support hours: Monday to Saturday, 10 am to 7 pm

If you are not happy with how your request was handled, you can write to our Grievance Officer, Trushang Barvaliya, at the same email. We acknowledge complaints within 48 hours and resolve them within one month.

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