| Detector | MicroVolumetric Thermal conductivity Detector, TCD (TCD) anti-corrosion over full scale |
| Power supply Voltage | 4 × AA alkaline battery or Ni-MH battery (rechargeable) |
| Battery life | Typical 40 hours; version is 20 hours |
| Sensitivity (cc/sec) | He:1×10-5 , CH4:2.9×10-5 , R12:2.7×10-5 , Ar:3.5×10-5 |
| Accuracy | +/- 5% of the reading, or +/- 1 digit |
| Response time | T90 = 1 second, Response and Zero Return |
| alarm | LED flashing and 90 dBA (10cm) audible alarm |
| calibrate | UKAS/NIST certification |
| data storage | 10 data points with date and time stamp |
| Flow rate | 1Cc/min or 2cc/min |
| Operating environment | Operating temperature: -20~ + 60 ℃, -4~ 140 ° F; Storage temperature: -20~ + 70 ℃, -4~ 158 ° F; Relative Humidity: 0-99% RH (non-condensing) |
| Dimension | 390 * 60 * 49Mm (including probe) |
| Carry Case Size | 420×320×97mm, 16.5×12.5×3.8” |
| Weight | 0.45kg (1lb) |
| Encasement Weight | 1.6kg (3.5lb) |
Warranty days: 365 days