ELF BAR Lost Mary - BM600 Disposable Vape 20MG. A fruit-filled range of flavours, with a built-in 550mAh battery and up to 600 puffs. 3 for £14 - Capacity: 2ml - 2% (20mg) Nicotine Salt - Battery: 550mAh (Built-in) - Puffs: Up to 600 - Draw Activated - Lightweight and Compact