ECT Cos Battery Description:
Model:ECT COS
Battery cell HGB battery
color black,red,blue,gold,silver
size 11*84mm
Thread 510
capacity 450mah
preheating time 15s-60s
variable voltage 3.3V(red color)-3.7V(mix color)-4.0V(blue color)
power 7-10w
protection: low voltage protection & short circuit protection







ECT Cos Pro Battery Description:
ECT COS Pro
Battery cell HGB battery
color black,red,blue,gold,silver
size 14*80mm
Thread 510
capacity 650mah
preheating time 15s-60s
variable voltage 3.3V(red color)-3.7V(mix color)-4.0V(blue color)
power 7-10w
protection low voltage protection & short circuit protection






ECT Cos Twist Battery Description:
Model:ECT COS Twist
Battery cell HGB battery
color black,red,blue,gold,silver
size 14*105mm
Thread 510
capacity 650mah
preheating time 15s-60s
4 grades variable voltage 3.3V-3.6V-3.9V-4.2V
power 7-10w
protection low voltage protection & short circuit protection





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