510 Thread Batteries

1. How it fires: button or draw activated

Draw activated batteries (also called auto draw) fire when you inhale, so there is nothing to press. They are the simplest to use and the most discreet. Button batteries fire only while you hold the button, which gives you more control, and most add preheat and voltage settings. Many newer devices do both. Shop draw activated 510 batteries.

2. Voltage and preheat

Voltage sets how hot the coil runs. Low settings, roughly 2.0V to 2.8V, keep more flavor and suit thin or terpene rich oil. Middle settings around 2.8V to 3.4V work for most carts. High settings, 3.4V and up, give bigger and harsher hits and can scorch thick oil. If you mostly vape live resin or other thick oil, look for variable voltage plus a preheat mode, which warms the coil at low power so the oil flows before your first pull. Start low and step up one setting at a time.

3. Battery size and charging

Capacity is listed in mAh. A 280 to 400 mAh pen suits light use or a backup. Around 500 to 650 mAh covers a full day for most people. 900 mAh and up is for heavy use or travel. USB C charging is faster and uses the same cable as most phones. Shop high capacity 510 batteries.

4. Whether your cart fits

Any 510 cart screws onto any 510 battery, but it may not fit inside the body. Pen and open box batteries take almost any cart, including wide 1g and 2g carts. Concealed batteries hide the cart in a chamber, and many chambers only fit carts up to about 10.5 to 12 mm wide and 0.5g to 1g tall, so check the cart size on the listing before you buy. Many concealed models include magnetic adapter rings.

Which style suits you

• Pen batteries: slim, affordable and familiar. A good first battery or backup. Browse 510 batteries under $20.
• Concealed and discreet: the cart hides inside, so it looks like a fob, lighter or pen. Browse discreet 510 batteries.
• Dual cart: holds two carts at once so you can switch or mix. Browse dual cart 510 batteries.
• Box mods and high capacity: screens, fine voltage control and long battery life. Browse high capacity 510 batteries.
• Novelty: fun shapes and characters that still fire like any 510 battery. Browse novelty 510 batteries.

Keeping it working

From our own support inbox, three things come up again and again:

• The 510 connector is the part that breaks. Most damage we see happens while screwing a cart on or off, so turn carts finger tight only.
• Know how yours turns on. Buttonless batteries fire when you inhale. Button models usually need five quick clicks, and some dual cart batteries need you to pick a slot first.
• Charge from a regular USB port with the cable it came with, and take the cart off while it charges.

If it still blinks or shows no light after a full charge and a reseated cart, it is most likely a faulty unit, not something you did. Contact us and we'll help sort it out.

Learn more

• 510 battery guide for beginners
• What is a Penjamin, and which one should you buy?