No disrespect to other brands but if you want a battery guarenteed to work that will fit any conventional cart, look no further than Sicko brand batteries. They even come with a year-long warranty applicable to the manufacturer.
New 450 MAH Model in stock, sold in black and white only!
Sicko Cartridge Batteries
Comes with a 1 year limited warranty against defects in materials and workmanship under ordinary consumer use for one year from the date of original retail purchase.
Specifications:
290MAH Battery with Micro USB Charger
Includes: Battery, USB Charger
Specifications: Battery Capacity: 290 Mah
Size 10mm*92.7MM
Adjust the voltage by quick pressing the button 3 times.
Rechargeable battery for use with cartridges
Fits all 510 thread
We will replace any defective units reported within 48 hours of transaction.