Hato Alumo is a CBD vape battery , which matches most of the 5 10 cartridges in the market , providing you convenient vaping experience . The aluminum alloy metal shell design provides better tactility . Its small size makes it portable but dont be fooled by the batterys size With 550mah battery capacity , you won't have to worry about charging all the time Two adapters allow you to use both 1 . 0 ml and 2.0 ml cartridges conveniently . It has four voltages for you to choose ( 3.2 / 3.5 / 3.8 / 4.2V ) which can be adjusted freely according to your personal preferences to enjoy your vaping. Features: 1. 550 mAh Battery 2.Materail:Aluminum Alloy 3.variable Voltage :3.2/3.5/3.8/4.2v 4.510-Threaded Connection 5.Click 2times to Preheat Dimensions: 60mm x 38mm x 16mm Battery Capacity: 550mAh Ohm Resistance: 1-3ohm Voltage Range: 3.2V / 3.5V / 3.8V / 4.2V Output: Variable Voltage Operation: Firing-Button Activation Chassis Material: Aluminum-Alloy Charging Port: USB Type-C Connection: Threaded 510 Magnetic Adapters 1.0mL / 2.0mL Cartridge Compatability Cutoff Protection Each set contain: 1pc Alumo Battery 2pc Cartridge Adapters 1pc USB Type-C Cable 1pc User Manual