Features：
1. Modular design with interchangeable tubes.
2. fit for battery of 18350, 18500, 18650.
3. Battery vents holes on body.
4. Copper firing pin with soft locking mechanism.
5. Adjustable Magnetic Firing Button and Contact - Silver Plated for Better Current Flow.
6. Black color is datchable by 3 tubes, stainless steel  is independent tube in one giftbox.
7. Stingray comes with a Stingray style 510 drip tip

Specifications:
stingray mod:
1.compatiable with 26650 battery
2.silver and gold color available
3.floating pin
4.polished brass and ss