![Liitokala 100% Original 18650 3.7v 2500mah He4 Rechargeable Battery Max 20a 35a Discharge For Electronic Cigarette Batteries - Rechargeable Batteries - AliExpress Liitokala 100% Original 18650 3.7v 2500mah He4 Rechargeable Battery Max 20a 35a Discharge For Electronic Cigarette Batteries - Rechargeable Batteries - AliExpress](https://ae01.alicdn.com/kf/HTB1vVH0QFXXXXXAaXXXq6xXFXXXb/221236860/HTB1vVH0QFXXXXXAaXXXq6xXFXXXb.jpg?size=288465&height=950&width=950&hash=9313d72932e6a1c2195ce1c30125930a)
Liitokala 100% Original 18650 3.7v 2500mah He4 Rechargeable Battery Max 20a 35a Discharge For Electronic Cigarette Batteries - Rechargeable Batteries - AliExpress
![18650 3.7v Li-ion DEAD Battery Repair | How to Repair Laptop Dead Battery Free of Cost | DIY Repair - YouTube 18650 3.7v Li-ion DEAD Battery Repair | How to Repair Laptop Dead Battery Free of Cost | DIY Repair - YouTube](https://i.ytimg.com/vi/XKwtbRLy2Z0/sddefault.jpg)
18650 3.7v Li-ion DEAD Battery Repair | How to Repair Laptop Dead Battery Free of Cost | DIY Repair - YouTube
![Don't upvote, stupid question. What are the positive and negative sides for the VTC4's?? : r/electronic_cigarette Don't upvote, stupid question. What are the positive and negative sides for the VTC4's?? : r/electronic_cigarette](https://external-preview.redd.it/pADQgfnXQFk4ZLIhu09eHS53-rgnWA5S_hmbrlGZpiI.jpg?width=640&crop=smart&auto=webp&s=5792a54cffcb92f9b62fda7397303624ae79f6ab)