SF18650B Surefire Battery
SKU: 50157407619

SF18650B Surefire Battery

Sale price$25.65 Regular price$28.50
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

SF18650B Surefire BatteryMicro USB Lithium Ion Rechargeable Battery The new champion among SF18650 rechargeable batteries 3. 6 volts 3500 mAh deliver extended runtime MICRO USB charging facilitates charging via a variety of power sources Charge. Win. Repeat. The SF18650B is a Lithium Ion protected 18650 battery with MICRO USB charge capability. This allows the user to conveniently charge the battery using any USB power source such as a USB wall charger, computer laptop, power

Micro USB Lithium Ion Rechargeable Battery

  • The new champion among SF18650 rechargeable batteries
  • 3.6 volts / 3500 mAh deliver extended runtime
  • MICRO-USB charging facilitates charging via a variety of power sources


Charge. Win. Repeat.
 The SF18650B is a Lithium Ion-protected 18650 battery with MICRO-USB charge capability. This allows the user to conveniently charge the battery using any USB power source such as a USB wall charger, computer/laptop, power bank, or automotive USB port using the included MICRO-USB to USB cable. Additionally, an external 18650 compatible CC-CV cradle charger (not included) can be used to charge the battery; possibly at a faster rate if so equipped. The SF18650B is compatible with the following SureFire products: FURY-DFT, FURY-IB-DF, M600DF-BK, M600DF-TN, P1R-A-BK (discontinued) and P1R-B-BK.


    Features

    • High-performance 3.6V 18650 lithium ion rechargeable battery with MICRO-USB port for ease of charging – no charging cradle needed
    • When plugged into a power source, two LED indicators display the current charge state: Red for charging and Green for fully charged
    • 3,500 mAh for extended battery runtime
    • 8-10A discharge rate for dependability in high drain devices such as LED flashlights


    Key Attributes

    • Type: Protected 18650
    • Voltage: 3.6V
    • Certification: CE, PSE, UN38.3
    • Charge End Voltage: 4.20V
    • Chemistry: Lithium-ion
    • Dimensions:: 69.4 x 18.6 mm
    • Discharge End Voltage: 2.50V
    • Discharge Rate: 8-10A
    • Energy: 12.6 Wh
    • Lithium Content: 10.5 g
    • Operating Temp Range (Charging): 0-45ºC, 65%±25%RH
    • Operating Temp Range (Discharging): -20ºC-+60ºC, 65%±25%RH
    • Rated Capacity: 3.5Ah
    • Standard Charge Rate: Charging through USB can take over 8 hours if fully depleted. Approximately 5 hours of flashlight cutoff
    • Storage Temp Range: 0-35ºC 60±25%RH
    • USB Current: 600mA ± 100mA
    • USB Charge Voltage: 5.0V ± 0.2V
    • Weight: 1.7 oz (49 g)
      Shipping Notes
      • Free Standard Shipping on $100+ Orders to the USA.
      • Except Preorder products are shipped in 48 hours.
      • Delivery to the USA:
      1. Standard Shipping : 3-10 business days
      • If time is of the essence, please consider selecting expedited delivery for faster service.
      Exchange/Return Notes
      • We offer a 30-day return/exchange service after receiving.
      • Final sale items are not eligible for returns or exchanges.
      • To process your return/exchange, please contact us at [email protected]
      • Please click here for more details>>> Return & Exchange Policy
      SKU: 50157407619

      Discover Niche Categories That Outsell

      Top-Converting Item to Boost Your Average Order

      4.5 ★★★★★
      Based on 1703 reviews
      Sort
      Highest Rating
      Newest First
      Oldest First
      Product Reviews
      M
      Verified Purchase
      Maribel
      Belleville, US
      ★★★★★ 4
      Comfortable
      Size: 12 Little Kid, Color: Navy/Multi
      My lil one loved these so much.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on February 18, 2026
      B
      Verified Purchase
      Bellasicilia
      Massapequa, US
      ★★★★★ 5
      nice shoes
      Size: 13 Little Kid, Color: Black/Multi
      fit great and very cute, easy to put on
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on October 13, 2025
      R
      Verified Purchase
      Redhead75
      Belleville, US
      ★★★★★ 5
      So good!
      Size: 4 Big Kid, Color: Aqua/Multi
      As always sketchers give her great support nd comfort while being cute and easy on off! Slip resistant, breathable and size is spot on and super durable wash great and dry quick
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on October 28, 2025
      A
      Verified Purchase
      AMA
      Massapequa, US
      ★★★★★ 5
      Fantastic, stylish, and easy shoes!
      Size: 2.5 Little Kid, Color: Aqua/Multi
      My daughter LOVES these and wears them daily. She says they're really comfy and they slip on easily. They've held up for several months of daily wear so far and are still going strong!
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on September 15, 2025
      J
      Verified Purchase
      Janis H.
      Charlottesville, US
      ★★★★★ 5
      Great shoes
      Size: 3.5 Big Kid, Color: Hot Pink/Multi
      These shoes are awesome! Have good arch support and very comfortable
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on May 12, 2026

      recommand products