Durable Battery Pen Preheating Voltage Adjustable Function with USB Adapter and White Nozzle #Blue

Vape Pen Batteries with Pre-Heat Function

With this handy USB power supply you can get any voltage from 0.5V to 30V and up to 1A current. Just plug it into your USB power bank or USB phone charger. Then adjust the voltage using the dial knob of the potentiometer. Built-in output voltmeter and ammeter with digital LCD display with 0.1V and 0.001A resolution. Great for electronics and science experiments where you need an adjustable voltage power supply.

Adjustable USB Power Supply - 0.5V to 30V 2A USBPSADJ

HELEVIA Durable Battery Pen Preheating Voltage Adjustable

HELEVIA Durable Battery Pen Preheating Voltage Adjustable Function

Variable Voltage Vape Pen Kits, Lifetime Warranty

Variable Voltage Vape Pen Battery - O.pen 2.0

Smilodon

380mAh Preheat Variable Voltage Battery & USB Charger

510 Thread - Vaporizers & Accessories — Tagged Preheat — Vape