Ooze Slim Pen Twist with Charger

Ooze 320 mAh BatteryPreheat modeAdjustable Voltage: 3.3V - 4.8V15 Seconds Hold TimeFits all 510 Thread USB Smart ChargerSmart USB Rapid Charge Auto Safety Shut off Preserves Battery Cells Warranty DOES NOT apply to Ooze batteries at fault from use of NON Ooze CHARGER.