The Trio is a well-designed refillable 3-in-1 Pod System Vape Pen, this super convenient tiny on-the-go device. Brand Yocan Model name Trio Market direction For Concentrate / Oil / E-juice Preheat Mode Click the power button 2 times Adjustable voltage Tap 3 times to change( Low: white, Medium: blue, High: green ) Color Silver, Black, Red, Blue, Gun Metal, Stainless Thread Trio Cartridge Battery 500 mAh During charge White light stays on 0-75%, blue light: 75-100% Specially service OEM, ODM Package content 1* Trio Battery 1* Oil Pod 1* Juice Pod 1* Concentrate Pod 1* User Manual 1* Micro USB cable