This product is more horsepower and firmer than the ordinary pump
Please note: please shake the pump several times before installing the pump to prevent the internal steel ball from sticking with the alloy plate, which may cause the product to fail to work normally.
Warm tips:This product is more durable, generally can be used for a long time,If the inside of the pump is blocked by impurities, the machine does not work, you can do a simple troubleshooting according to the video provided by me.