Sold in full pack, which is 20pcs per pack. For Mixed Color, which is for pre-order and you can tell us the quantity for each color you want. Please contact your account manager for more details. Yocan STIX 2.0 Vaporizer Pen Kit features an extremely portable size and lightweight, containing a full ceramic cartridge, 510 thread, an all-in-one body, and sensor control. The small size allows you to fine-tune your vaping experience with its two vaping modes: Advanced Mode and Regular Mode. The advanced mode features adjustable voltage & pre-heat & auto-draw, regular mode supports auto-draw way only, both of their claims for a more discreet vaping session. With an auto-puff feature and has replaceable ceramic cartridge, STIX 2.0 is entirely air-driven without any manual adjustments by a bottom. Powered by a 350mAh rechargeable battery and equipped with a Micro-USB cable, it gives you a hassle-free scenario. What's more, it offers a level of performance by the sensor control, there are three types of functions with a few slaps: 5 times slap to cycle Advanced Mode and Regular Mode, 3 slaps to switch voltage settings from 3.4V, 3.8V to 4.2V, 2 slaps to actuate the 10 sec preheat function at 1.8v, 2 slaps again to switch off the preheat function. It is definitely a vaporizer kit meant for personal use, and the LED light will flash according to different modes. Features: 1. Ceramic Cartridge 2. 510 Thread 3. Sensor Control With LED Light 4. Advanced Mode and Regular Mode 5. Auto-draw Way 6. 350mAh Rechargeable Battery Cartridge Parameters: Dimension: 11.2mm * 49.0mm Material: Full Ceramic Capacity: 1.0ml Resistance: 1.4ohm Battery Parameters: Dimension: 11.2mm * 79.2mm Material: Stainless Steel Battery: 350mAh Voltage Range: 3.4V, 3.8V, 4.2V Operation Type: Bottom Slapping Thread: 510 Brand: Yocan Unit: 1 Set Package: Gift Box Each set contain: 1pc Yocan STIX 2.0 Vaporizer Pen Kit