UltraFire Rechargeable 18650 Li-Ion Battery

• Provides high rate of discharge with no reduction in capacity due to its "memory effect"
• Store in a cool and dry place
• Damage prevented by PCB protection
• Power Specs: 1800mAH / 45.6g/PC / 3.7V
• Works with the SWFZ33, SWLFZ34, SWFS31, PFT6F51, SWBFS32 and SWFRS30 tactical flashlight models (see accessories)

The UltraFire 18650 rechargeable li-Ion battery can be used to power numerous Streetwise flashlights for a long time. The power and longevity of this battery is due to its "memory effect", which gives it a high rate of discharge with no reduction in capacity. To make sure the battery lasts even longer, always store it in a cool, dry place. The battery also has PCB protection to help avoid damage.