ITEM NAME:1pc 1800mAH 3.75V 18650 Rechargeable Li-ion Battery(random color) A#S Product Description Description: Features: Low internal resistance, durable for massive current discharge. Stable and long service life, holds up to 85% capacity even after 500 times circulation. No memory. Charge and use as you need. With PTC resistor protection and anti-explosion protection. Suitable for power bank, security power, mining light, alert, medical equipment, digital devices, etc. Specification: Capacity: 1800mAH Voltage: 3.75V Certification: UL Charge Time: 2h Note: Product will be shipped with random color, thanks for your understanding. Included: 1 X 18650 Battery.Capacity: 1800mAH. Included:1 X 18650 Battery. With PTC resistor protection and anti-explosion protection. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.