The Convoy M21K is a high-output 21700 flashlight featuring a USB-C charging port, a 50 mm / 3-degree TIR optic and a choice of powerful LED emitters. Its side electronic switch provides access to memorized brightness, Moonlight, high-output and special modes. The aluminum-alloy body features thermal regulation for practical use.

Key Features

• USB-C rechargeable design with 2A charging
• Multiple LED choices and color temperatures
• Manufacturer-rated theoretical LED output: up to 8,000 lumens, depending on LED configuration; actual flashlight output is lower due to optical losses
• 50 mm, 3-degree TIR lens
• Side electronic switch with mode memory
• Low-voltage warning and automatic power-off
• Reverse-polarity protection and temperature control
• Tailstand capability

Specifications

• Body material: Aluminum alloy
• Battery: 1 × 21700 lithium-ion battery (not included)
• Charging port: USB-C
• Charging current: 2A
• Theoretical LED output: up to 8,000 lm, depending on LED
• Maximum output current: up to 20A, depending on LED/driver configuration
• Optic: 50 mm / 3-degree TIR lens
• Head diameter: 55 mm
• Battery tube diameter: 28 mm
• Length: 141.5 mm
• Flashlight weight: 216 g

Operation

• Single click: Turn on at the last memorized brightness
• While on, press and hold to ramp brightness up; release and press and hold again to ramp down
• From off, press and hold: Moonlight mode (not memorized)
• Double-click: 10A brightness mode
• Double-click and hold: 20A brightness mode; after releasing, the light returns to the previous brightness level or turns off
• From off, triple-click: Strobe
• From off, four clicks: Enter or exit Tactical mode
• From off, five clicks: Battery voltage check
• From off, six clicks: Switch to stepped mode with four brightness levels and a 10A maximum current
• Ten clicks: Enter or exit Lockout mode

Battery Compatibility

Battery is sold separately. Use a compatible flat-top 21700 high-drain cell. Six compatible battery options are available below: Molicel P45B, Molicel P50B, EVE 40PL, EVE 50PL, Ampace JP40 and Ampace JP50. Select a cell suitable for the current demand of your chosen LED/driver configuration.

SHIPPING
The final shipping cost and estimated delivery timeframe will be available to you during checkout. Currently, we offer 3 International shipping methods which are steady and easy to track. Priority worldwide shipping, Premium ( Partial countries) and a faster Express shipping. The estimated times stated below are not guaranteed. An international package could experience delays like postal strikes or severe weather or Cov-19 situation. All shipping ways, PO Box address is not acceptable.

For some flashlights, there's a pure battery inside（phone charging）,If We can not ship your packages via USPS or DHL,we'll ship your package in another way.

Note:
When you place an order for just the batteries, for easy shipping, faster and safe delivery, the batteries are placed in the flashlights.

If you don’t receive your order within the estimated time frame provided below and suspect that it might be lost in transit, please contact Flashlightgo Support ( support@flashlightgo.com ) and we can look into the order with the courier. Lost-in-transit requests must be submitted to Flashlightgo Support within 3 months of the date of shipping or before the courier archives the tracking information.

Option 1.
Express by DHL/UPS/Fedex/Aramax/SF etc ( there may be tax need to pay in this way),
The estimated time of delivery is usually 3-7 work days depending on the country. Includes detailed tracking and confirmation of delivery.

Option 2.
Premium ( 6-10days, All tax and Duty Paid),
All tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Option 3.
Priority shipping(1-2 Weeks, average 10 days)
If we marked it is with all tax and duty paid, all tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Learn more,Please click on Here.

To ensure that you get the desirable product, we allow a seven-day product return period. Any product return application outside this period will not be entertained.
All returned product must be unused and the original package should be kept.

Return：
We do not offer return for personal products like socks and hats or food, magazine and fragile or dangerous products The original receipt must be available for application of return.

Discount products：
No product return for discount products

Gifts products：
If the item is marked as a gift when purchased and shipped directly to you, it cannot be exchanged , refunded or warranty.

Exchange：
We only replace items if they are defective or damaged.
Exchange service are offered only to wrong deliveries or product damage not caused by client. If needed, please email to info@flashlightgo.com.

Warranty
How long is the warranty period?
Flashlightgo warrants to the original purchaser that the Product(s) shall be free of any defect in material or workmanship for a period of one year for labor and one year for parts from the date of the original order except the items listed below:
Chargers,Batteries and Other Accessories: 3 months warranty

Should the Product(s) supplied by Flashlightgo prove defective because of improper workmanship or material as reasonably determined by us, Flashlightgo agrees, at its option, to either repair or replace the Product free of charge, excluding any shipping or handling charges.

Learn more,Please click here.