CM-8825FN, Dual-use Paint Film Thickness Gauge Paint Film Thickness Gauge Dual purpose coating thickness gauge for ferrous and non-ferrous substrates. *Single and continuous measurement options. *Metric/imperial unit conversion. With manual shutdown, automatic shutdown and under-voltage indication. Automatic memory calibration value and automatic recognition of the measured substrate material. No *There is a buzzer prompt sound during operation, and the buzzer does not sound during continuous measurement. * Adopt RS-232 data line output to connect with PC. *Provides Bluetooth Bluetooth data output option. *Integral instrument suitable for one-handed operation, with a ‘large probe’, large contact surface for better stability, to get accurate and repeatable results. Highly repeatable results.