1. Small and portable, can be placed on a wallet or hung on a key. 2. Made of metal, durable and rust-free. 3. Push-button ignition, more convenient for lighting. 4. Aluminum alloy heat sink, ceramic heating plate, tungsten total heating wire, 5000 ignition lifespan. 5. Voltage and current: 5V 2A 6. Material: aluminum alloy + plastic