It's time to change your replacement coils.  But the problem is how to select the right and best vaporesso coils matching tanks?  What coils do the different vaporesso tank take?  What difference do they make? Below are vaporesso coils lists for sale. 

model Tank adopted
CCELL cotton, 0.5Ω Target Pro
CCELL cotton, 0.6Ω Target Pro
CCELL cotton, 0.9Ω Target Pro
CCELL CCELL-GD SS 0.5Ω Guardian tank
CCELL CCELL-GD SS 0.6Ω Guardian tank
EUC cotton, 0.16Ω Veco one, Veco one plus tank
EUC cotton, 0.2Ω Veco one, Veco one plus tank
EUC cotton, 0.3Ω Veco one, Veco one plus tank
EUC cotton, 0.4Ω Veco tank
EUC cotton, 0.5Ω Veco tank
EUC CCELL, 0.3Ω Veco one, Veco one plus tank
EUC CCELL, 0.5Ω Veco tank
EUC CCELL, 0.6Ω Veco tank
EUC CCELL,1.0Ω VM TANK-18/22/24
EUC Meshed, 0.6Ω VM TANK-18/22/24
OC OC CCELL1.3 Orca solo
OC OC cotton 1.3 Orca solo
EUC mini EUC mini CCELL1.3 Drizzle tank
EUC mini EUC mini cotton 1.4 Drizzle tank
GTM GTM 8 (0.15Ω) Cascade tank
GTM GTM 2 (0.40Ω) Cascade tank
GT GT MESHED (0.18Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT1(0.2Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT2(0.4Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT4(0.15Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT6(0.2Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT8(0.15Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT CCELL2(0.3Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT CCELL(0.5Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
GT GT 4 strip (0.15Ω) NRG/ NRG SE/cascade/SKRR-S/SKRR-S mini
QF QF Strips(0.15Ω) SKRR-S/SKRR-S mini
QF QF Meshed(0.2Ω) SKRR-S/SKRR-S mini