Plastic type available - Good performance; - Easy reading; - Durable & reliable; - Maintenence free. LPC10 Aneroid barometer.Barometer Measuring range, 960 to 1060 hPaPrecision: 990 to 1030 hPa, ±5hPa 960 to 990 hPa and 1030 to 1060 hPa, ±10hPa barometer movement