The power of Yocan FLAT series is hidden in a small square body. With the powerful compatibility of cartridges, it also takes into account various details such as safety and convenience for daily use.

The Yocan Flat Series of batteries is another 510 Thread battery series from Yocan. This battery fixes a problem you have most likely experienced, but may not know you have. The flat sides prevent this battery from rolling off of flat surfaces inadvertently. The batteries have variable voltage and a convenient preheat function. You can top off the charge quickly with USB C charging. 

Battery Capacity: 650mAh
Size: 15*15*84mm
Adjustable Voltage: 2.6V, 3.2V, 3.8V
Preheat: 1.8V/10 seconds
15 seconds Safety Cut-off
Cart Resistance: >0.8ohm
Charging Port: Type-C