Features:
18650 3.7V Rechargeable Battery 4000mAh Blue
RECHARGEABLE 3.7 V 18650 4000mAh li-ion Battery
6000mAh 3.7V 18650 rechargeable Battery
No memory effect， recharge up to 1000 cycles
100% quality Japanese battery cells
100% Q.C. of every battery
Manufactured by Hi-Capacity power products.

Specifications:
Original box: NO
Color: Black
Item size: 66*18mm
Net weight: 38g

Packing content:
2 x 18650 4000mAh 3.7V Li-ion Rechargeable Battery