Kasco K80S T9 Air Flow Indicator Pellets pellet poison Place Pacs keep pellets fresh 181823 Place Pacs keep pellets fresh and free from contamination until rodents open the pacs with their gnawing and are excellent for tight spaces and hard to reach areas Tenax Yard Protection Panels are a high density polyethylene mesh designed for protecting and reinforcing grassed areas against the use of lightweight vehicles Use this device to check the condition of your filters and battery before wearing your helmet You will know whether or not your battery needs to be charged or your filters need to be changed by watching the movement of the ball within the clear tube