The Nitecore NL1836 is a rechargeable lithium-ion battery with a capacity of 3600 mAh.. The NL1836 has a range of safety features to ensure peace of mind when using and charging the battery. The internal safety features include a microporous barrier to protect internal components, pressure relief valve with activates in the event of rapid temperature increase, built-in PTC and an anode design with high temperature resistance. Externally, the battery has nickel plated stainless steel protectors at both ends, a tough plastic circuit board protector and a durable metallic film to prevent abrasion. The NL1836 battery has a nominal voltage of 3.6 V.

Precautions
Never expose to water or fire.
When charging or using ensure the positive and negative ends correspond with the positive (+) and negative (-) symbols.
To extend battery life it is recommended that the battery be charged every three months when unused for long periods.
Keep out of reach of children.

Specifications:

• Batteries per Pack: 1.
• Weight: 49 grams per battery.
• Battery Technology: Lithium-ion (Rechargeable)
• Diameter: 18.6 mm
• Height: 69.8 mm
• Voltage: 3.6 V
• Capacity: 3600 mAh (12.6 Wh).