Package Dimensions:10 x 6 x 5 cm Features: 1. Made of good quality PVC and material, solid, durable and corrosion-resistant. 2. External silica gel to resist abrasions for long time use. 3. Designed to help ensure that inflatable kayaks, boats, surfboard, beds with safe and correct pressure. 4. Long hose adapters for valves and pump hoses. It can only be used alone. 5. Pressure gauge showing up to 0.6bar or 8.55 psi. Specifications: Material: PVC + Silica Gel Color: Black Measuring Range: 0-5 PSI Gauge Diameter: Approx. 3.8 cm/ 1.50 inch Valve Diameter: Approx. 1.96 cm/ 0.77 inch Compatible Valve: 6-hole, 8-hole Valve Weight: Approx. 80 g Packing List: 1 * Air Pump Pressure Gauge Note: This product is only suitable for general kayaks, assault boats, and inflatable boats, and the maximum air pressure is 5PSI. It is directly plugged into the kayak interface for use, and cannot be connected to an air pump. [Features]: The pressure gauge is designed to help ensure that inflatable kayaks, boats, surfboard, beds with safe and correct pressure [Application]: This kayak pressure gauge with maximum measured air pressure is 0.6BAR (8.55PSI), which can be used alone to measure air pressure, It can only be used alone [Clear Display]: This air pump pressure gauge come with PVC waterproof screen protector and pointing point clearly show the voltage, makes you can read the results on the clear display from different angles, convenient to use [Premium Material]:Our barometer adopts quality PVC and Silica Gel material, wear and scratch resistant, anti aging and durable, ensures maximum strength and durability for long lasting usage [Suit For]: This air pressure gauge is the perfect tool for measuring the air pressure in your inflatable kayak, boat or surfboard [Features]: The pressure gauge is designed to help ensure that inflatable kayaks, boats, surfboard, beds with safe and correct pressure [Application]: This kayak pressure gauge with maximum measured air pressure is 0.6BAR (8.55PSI), which can be used alone to measure air pressure, It can only be used alone [Clear Display]: This air pump pressure gauge come with PVC waterproof screen protector and pointing point clearly show the voltage, makes you can read the results on the clear display from different angles, convenient to use [Premium Material]:Our barometer adopts quality PVC and Silica Gel material, wear and scratch resistant, anti aging and durable, ensures maximum strength and durability for long lasting usage [Suit For]: This air pressure gauge is the perfect tool for measuring the air pressure in your inflatable kayak, boat or surfboard