This rechargeable 16340 Li-ion battery charges through a micro-USB port located on the battery. The built-in micro-USB port allows users to charge the battery with any standard USB power source. You can also charge this battery with a standard bay-style 3.7V battery charger. The NL1665R is rated 500 recharge cycles.

• Integrated micro-USB charging port
• Compatible with traditional battery chargers
• Pressure relief valve protection for rapid temperature increases
• Microporous barrier to protect internal components
• High performance protected circuit automatically protects against overcharge, over discharge and short-circuiting
• Nickel-plated stainless steel protectors
• Certified by International Standards
• Battery Type: 16340
• Capacity: 650mAh
• Output: 2A
• Voltage: 3.6V
• Length: 1.38″ (35mm)
• Diameter: 0.65″ (16.6mm)
• Weight: 0.67oz