Product Introduction Product Name: Photovoltaic Panel Cleaning Machine Minimum length of product: 2.1m Maximum length of product: 7.5m Power supply methods: power supply and battery supply Voltage: 220V If you need telescopic rods of other lengths or brush heads of other sizes, please feel free to consult customer service/ Tariff / Customs: 1. Different countries have different tariff thresholds and VAT, It needs to be paid by the buyer. 2. Buyer must cooperate with custom office to handle clearance issue 3. If not handle before the deadline, goods will be destroyed by custom 4. Buyer must take charge of any cost caused by customs clearance delay. Express Shipping method: 1. Below 20kg, the Aliexpress shipping method(8-20 days), Cainiao Parcel(15-30 days), Express(5-7 days Random by Fedex/TNT/UPS/DHL), and other shipping method can be choose, 2.Over 20kg, some machine need to make a wooden case, can not shipping by Aliexpress shipping method and Cainiao, only can shipped by Express and other shipping method. 3. For Russian Federation, usually will need 15-30 days to customer by Russian shipping method. Customer Feedback: 1.Your feedback is extremely important to us, If you like our items, please leave us 5 stars positive feedback. 2.Please contact us before leaving any negative feedback.we will solve all your problem.