Feature:

1. Active ingredient: prallethtin above 0.8%

2. Burning time: 45ml lasts 240 hours. ues every day for 8-10 hours,can use for a month, which is effective indoor to 18cbm.

3. No smoke,no fire,no ash,no poison, can fully maintain human healthy and the environment clean.

4. It has strong and high effect, with pleasant scent and amenity around. It is harmless to human and pets.