DEWENWILS Wireless Timer Light Switch has 6-buttons with 1-5-15-30 minutes, 1-2 hours preset time options and manual off/on button. Install the wireless light switch kit easily without in-wall wiring and won't disrupte your existing system. Our bathroom fan timer switch is suitable for bathroom exhaust fan, bedroom light, closet light, garage light, ceiling fan, towel warmer, porch light, fountain light, aquarium light, bathroom heater, and hot water pump; avoid high humidity, heat, or strong magnetic fields.