Each smarter glasy spray product passes the quality control test for spraying. therefore, there may be some water left in the chamber. the product has 2 trigger mechanisms. if you want, you can only use the head part for close distances, or you can use it for distances that you cannot reach by adding the pads. it is important that the handle connection is made correctly so that the trigger mechanism on the handle can be activated. the pin on one handle piece should fit into the hole on the other piece. please do not put hot water in the chamber. practical, space-saving, bucketless, easy to assemble and transport innovative product. you can use it by opening the lid on the practical reservoir and adding water and/or glass cleaner as you wish. the reservoir is 150 ml. by pulling the trigger, you can spray the water in the chamber towards the glass to be cleaned. after cleaning, you can wash the microfiber mop either by hand or in the machine. more than 100 stocks are offered to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.