Samsung INR18650-20R 2000mah 3.6v IMR battery

US $2.63

Samsung INR18650-30Q 3000mah 3.6v IMR battery

US $3.96

Sansung ICR18650 32A 3.7V 3200mAh li-ion battery

US $4

Sansung ICR18650 26F 3.7V 2600mAh li-ion battery

US $2.7

Samsung INR18650 29E 2900mah 3.6v IMR battery

US $3.5

Samsung INR18650 25R Green 2500mah 3.6v IMR battery

US $3.3

Samsung INR18650 22P 2200mah 3.6v IMR battery

US $2.78

Samsung ICR18650-30B 3000mah 3.7v li-ion battery

US $3.4