The Cartisan Button VV 900 Dual Charge 510 Battery features a 900mAh battery, dual charging methods, and adjustable tri-tiered voltage output.

Cartisan Button VV 900 Dual Charge 510 Battery Features:
• Dimensions: 103.5mm by 14mm Diameter
• Battery Capacity: 900mAh
• Voltage Output: 3.4-3.7-4.0V
• Resistance Range: 3 Tiered Levels
• Chassis Material: Aluminum
• Operation: Button-Activated
• Connection: Thread 510
• Charging: MicroUSB + Lightning OR Lightning + USB-C
• Preheating Mode (Prep)
• LED Indicator Light

Includes:
• 1 Cartisan Button VV 900 Dual Charge Device
• 1 Skirt Adapter
• 1 Lightning OR USB-C Cable

To ensure your safety and maintain the battery’s life and durability, we recommend you follow these rules:

Do not over-discharge or overcharge the battery. Doing so will shorten the battery’s life and sometimes, it can make it pop or leak.
Please do not short circuit or it will release massive current.
Do not play with fire! Do not dispose any kind of battery in or near any fire.
Do not stack more than one battery as it may potentially blowout and cause serious damage to yourself and place.
Always check battery’s condition to see if there are signs of wear and tear. If there is, please dispose the battery.
Do not dispose batteries into the trash as it is against the state’s laws.