The SF18650B is a Lithium Ion protected 18650 battery with MICROUSB 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. The following lights are affected by the light change:

• FURY-DFT (2x 123As will be replaced with SF18650B. Micro-USB charge cable will be included)
• M600DF-BK (SF18650A will be replaced with SF18650B. The charge cradle will be replaced by a Micro-USB charge cable)
• M600DF-TN (SF18650A will be replaced with SF18650B. The charge cradle will be replaced by a Micro-USB charge cable)
• SF18650A (Will be discontinued and replaced by SF18650B)

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