Features: Stainless steel material Stainless steel material, hard, anti-rust, wear resistant and durable, owning long using life span. Safe The hollow cap design can effectively avoid burning problem, keeping the inside firing coil out of reach of children, safe to use. Stable Many small teeth to support the mosquito coil stably, base tray to collect the burning ash. Scope of application Widely suitable for bedroom, office, home, dorm room and so on.