Main Feautres: 
The Cool Fire Pebble has an upgraded 1300mAh battery capacity and is more powerful with a variable wattage range of 6 - 50W. It has a flush 510 connection with a spring loaded gold-plated positive pin and durable stainless steel threading. Operated via three durable buttons and has a large high quality bright OLED screen. The CoolFire Pebble is stylish and easy to use.

Main Features:
Innokin Cool Fire Pebble 50W VW BOX Mod: 
Built-in 1300mAh lithium-ion battery 
Wattage range: 6 - 50W 
Material: stainless steel and zinc alloy 

Atomizer: 
Top airflow system 
Single post deck 
Capacity: 3.5ml 
Diameter: 22mm 
Thread: 510 
material: stainless steel and glass