For ventilation of flider trailers, caravans or boats. Wireless and absolutely independent of an aircraft battery. With battery for night operation (interval), diameter 21,5cm, 12,5cm hole, stainless steel cover.
	- On and off switch
 	- Ventilation switch
 	- Day and night operation thanks to integrated rechargeable battery (NiMH battery, microcell / AAA)
 	- Stainless steel cover, with one seal
 	- Outer diameter: 216 mm
 	- Inner diameter: 110 mm
 	- Height: 32 mm
 	- Quiet and effective
 	- This fan model conveys up to approx. 25 m³ per hour
 
