Note: Please read the user manual carefully before using this device. Specifications: -Dimensions: 73mm x 46mm x 25mm -Mode: direct output voltage -Battery: 18650 – not included -Charging: external -Thread: 510 and spring-loaded contact -Material: Aluminum -Bottle volume: 6.5ml What's in the box: 1 x Athena Mod 1 x Squonk bottle (6.5ml) 1 x Spare Squonk Bottle (6.5ml)