SAMSUNG INR 18650-25R 2500mAh High-drain Battery , genuine SAMSUNG product.
Long storage life, light weight and high energy density! Good choice for your vaping mods that working with 18650 batteries!

Specifications:
Nominal capacity: 3000mAh
Max Continuous Rated Discharge: 15 amps (at 25 degrees C)
Nominal voltage: 3.7V
Discharge Current: 30A
Cycle info: Capacity drops to 60% after 250 full charge/discharge Cycles
Don't discharge below: 2.5V
Standard Charge: CC/CV @ 1 amp / 4.20 volts +/- .05v, 100 mA cut-off
(Max) Rapid Charge: CC/CV @ 4amps / 4.20 volts +/- .05v, 100 mA cut-off
Impedance: 22.15 +/- 2 milliohms

Warnings:

Do not submerge the battery in the water.
Do not mix fresh batteries with used batteries.
Do not mix batteries with metal stuff together.
Do not insert batteries with the (+) and (-) reversed.
Do not disassemble, dispose in fire, heat or short circuit.
Do not put the battery in a charger or equipment with wrong terminals connected.