Reliable and Accurate: Summer and winter readings are reusable reliable and accurateProduct Dimensions: About 10 x 6.3 cm operating temperature range: minus 3 to 28. Premium Material: The indicator is made of magnetic seal paste paste temperature Measurement Tools: An accurate and reliable is used to measure the amount of remaining in the bottle. Magnetic Design: Magnetic level indicator is applicable to or propane. Temperature range: minus 3 to 28 . Material: coating + magnet + temperature paste Packing List: 5 * Magnetic Level Indicator Notes: 1. Allow 1-3mm error due to manual measurement. Make sure you don't mind before bidding. 2. Due to differences between different displays, the picture may not reflect the actual color of the item. Thank you.