UL1865-34-2P Ultra Last 3.7V 18650 Lithium-Ion Rechargeable Battery - 2 Pack These Ultra Last rechargeable 3V 3400mAh batteries are great for a money-saving alternative to buying single-use batteries These Ultra Last rechargeable 3V batteries are specifically designed for use in rechargeable, lithium ion flashlights These 3V rechargeable batteries are precharged and ready to use. They can be recharged hundreds of time Specifications Item Number: UL1865-34-2P Brand: Ultra Last Voltage: 3.7 Format: 18650 Capacity: 3400mah