Best 510 battery for cartridge TVV Battery

Specfication:

• Size: D 11.5 * 91 mm
• Color: Stainless steel, Black, White
• Power capacity: 400 mAh
• Voltage: 2.0V – 4.0V stepless adjust
• Advantage: Twist large range stepless adjust voltage
• Material: Stainless steel
• Thread: 510
• Package: Individual paper box