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Features: 1. This product can safely accurate measurement of the gas capacity, according to the temperature of the gas. Temperature range for - 10℃ to 120°C, can show the different colors of blue, green, brown, with green marks the right temperature, and can be recycled for a long time. 2...

Features: 1. This product can safely accurate measurement of the gas capacity, according to the temperature of the gas. Temperature range for - 10℃ to 120°C, can show the different colors of blue, green, brown, with green marks the right temperature, and can be recycled for a long time. 2..

Features: 1. This product can safely accurate measurement of the gas capacity, according to the temperature of the gas. Temperature range for - 10℃ to 120°C, can show the different colors of blue, green, brown, with green marks the right temperature, and can be recycled for a long time. 2...