Strong suction: DC 12-volt 120W 3.7kpa suction Comprehensively cleans various particles or dust between the gaps of chairs,buttons ,corners,etc. Designed with LED lights, convenient for you to use at dark. Adopts the HEPA filtering technology, and the HEPA filter is washable. Copper wire engine, long durability and powerful operation, 27000 rotates per minute ideal for toughest wet and dry clean up jobs. Joyroom HL-CY004 120W High-power Car Vacuum Cleaner With Battery Backup - Black It is very powerful vacuum cleaner with high power of 120 Watts creating very strong suction force to quickly clean the interior of automobile. Our competitor brand products are not even half powerful in wattage & suction force and just have 40-60 watt power and low suction force for this price range. It is designed for automobiles with 12 V supply. It has both dry and wet application to absorb spilled liquid inside the car. It adopts high efficiency HEPA filter system that has unique rapid cleaning design and convenient usage. With the help of the cleaner, any tiny particles of dust and dry scraps in the space can be removed quickly. It also has extension connector to reach all corners of car and clean. It also has brush connector to clean away dust. It is very easy to dissemble and clean its Hypalon filter to have maximum and continuous cleaning efficiency. The 4.2 metre long wire enables vacuum cleaner to reach every corner of the car including Car Dicky and works for all big and small size cars. Some of our competitor products have just 3 m long wire and we analysed that this created problem in cleaning boot space of car so we kept our product wire length long enough to reach every corner of car. Instruction Please fill up the electricity before using it and switch it on when the charge is over. Replace different nozzles on different locations,  and the effect is better when the suction nozzle is used on the ground There is a fixed dust switch in front of the power switch, press the removable front cover to clean the filter. Dont inhale the inflammables when using this product, such as burining cigratte butts. This product can be used under wet and dry environment. When absorbing water, pay attention to the water level of storage tank. When the water level is too high, it should open the front cover for drainage timely The charger time is 3-4 hours, and it can last for about 20 minutes. Charging charger display a red light, full of green lights. Attentions: Wireless charging model strictly probihit to be used when it is charging. Do not put it under the sun. Please put it in shady place after using. It is recommended that the vacum be used continously for no more that 2 hours, otherwise it will effect the effectiveness of the vacuum cleaner Children and pets are strictly probihited.