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Overview

Powerful headlamp for night rides and early starts, delivering bright, adjustable light that keeps your path clear and your hands free for the adventure ahead.

Black Diamond Megawatt Headlamp

Model: 6042-646
Web Code: 20247379
Sold and shipped by | 4.0 seller rating (478 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

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Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Key Features

• Max Output: 3,000 lumens across 6 high-speed-optimized LEDs, plus 1 red LED for soft diffused lighting.

• Beam Distance: Casts light up to 146 meters on high and 39 meters on low.

• Battery & Runtime: Uses a 50.32Wh rechargeable lithium-ion battery pack with an integrated LCD screen showing remaining runtime and a safety red light flasher. Lasts up to 44 hours on low.

• Power Bank Function: USB-C fast charge in and out allows you to use the battery to charge external devices like phones or GPS units.

• Wireless Remote: Includes a wireless remote switch that mounts to bicycle handlebars, ski poles, or backpack straps for on-the-move adjustments.

• Mounting System: Features a universal GoPro-compatible action sports mounting system with included VHB helmet mounts and a standard headband.

• Weight: 75 g for the light body unit (and 306 g total with the battery).

• Durability: IP67 waterproof and dustproof rating (withstands immersion over 1 meter for 30 minutes).

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Yukon
  • Northwest Territories
  • Nunavut
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Sports and recreation products
Return/Exchange Period
30 days
Condition
Opened

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