1. IT CAN BE USED FOR WORKSHOPS, WAREHOUSE AND VARIOUS KINDS OF ATTICS TO VENTILATE, TO REFRESH AND DRY AIR. 
2. THE SYSTEM IS SOLAR -POWERED. IT IS NO NEED TO CONNECT THE GRID. IT WORKS WITH LOW DC VOLTAGE, SAFE AND RELIABLE
3. AUTOMATICALLY CONTROL THE AIR QUANTITY ACCORDING TO THE RADIATION OF THE SUN, THE STRONGER THE SUNLIGHT IS, THE MORE. POWERFUL THE WIND BLOWS, UP TO 750m³ /H
4. INTELLIGENT TEMPERATURE CONTROL WITHOUT MANUAL OPERATION. IT STARTS WORKONG WHEN TEMPERATURE IS ABOVE 25C AND STOPS BELOW 23C
5. HIGH-QUALITY SOLAR PANEL, HEAT RESISTING, HIGH PRESSURE RESISTANT, STABLE, WITH LONG SERVICE LIFE
6. SEALED SHELL DESIGN. ANTI-UV MATERIAL IS ADDED IN THE OUTSIDE SHELL/PERFECT WEATHER FASTNESS, DURABLE. 
7. MULTIPLE PROTECTIVE DEVICES, WATERPR, INSECT PREVENTION, RAT PROOF AND SUNDRIES PROOF

MODEL: 3Hz-A20
SOLAR PANEL: 20W
MOTOR: DC BRUSHLESS MOTOR, LOW NOISE, DC TYPE
FAN GUARD: ABS
BASE PLATE: MATERIAL IS METAL, 1.5MM, ADJUSTABLE ANGLE
FAN BLADE: 30CMDIAMETER, 5-BLADES ALUMINUM WITH BALANCED HUB
PROTECTIVE ANIMAL SCREEN: 304# STAINLESS STEEL SCREEN MESH
TEMPERATURE CONTROLLER: WHEN THE TEMPERATURE IS 25C TO 30C, THE FAN CAN AUTOMATICALLY OPERATE
SOLAR PANEL BRACKET: ADJUSTSBLE ANGLE: 0-90° 
VENTING CAPACITY: 1255 CFM
WIND RESISTANCE CAPACITY: 170MILES/HOURS
WEIGHT: 6.7KG
SIZE: 580*580*210MM