High-precision measurement with ±0.3% FS accuracy for reliable results in HVAC and pressure system diagnostics. Supports 11 pressure units (e.g., inH₂O, psi, bar, kPa, mmHg) with easy switching for global compatibility. Data hold, max/min/avg recording, and differential measurement functions enhance on-site usability. Compact, portable design with auto shut-off (25 min) and battery indicator for efficient field use. Built-in over-range protection (ERR1/ERR2) and rugged construction ensure durability and safety.
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