Quick view Tabu 500mAh Adjustable Variable Voltage Square Battery Tabu $12.00 Tabu 500mAh Adjustable Variable Voltage Square Battery Pen With Charger Cable Looking for a reliable and versatile battery pen for your vape cartridge? The Tabu 500mAh Battery Pen is the perfect... Qty in Cart: 0 Price: $12.00 Subtotal: