1. USB in-line power supply, strong compatibility, easy to use 2. Standard type mosquito repellent interface, suitable for most mosquito repellents 3. PTC heating element, constant temperature heating liquid, automatic temperature adjustment 4. Lightweight and portable, wide applicability 5. Input: 5V 1A 6. Power: 4W 7. Size: about 9.8x7.7cm/piece, the length of the power cord is about 1.1m 8. Weight: about 130g/piece 9. Description: only heater, no mosquito coil liquid
