| Model | 77232 |
| CO2 Range | 0~9999 ppm (5001~9999 ppm out of scale range) |
| CO2 Resolution | 1 ppm |
| CO2 Accuracy | ±30 ppm ±5% of reading (0~5000 ppm), other range are not specified |
| CO2 Response Time | <30 Seconds (90% step change) |
| CO2 Warm-up Time | 30 Seconds |
| Air Temperature Range | -10~60℃, 14~140! |
| Air Temperature Resolution | 0.1℃, 0.1! |
| Air Temperature Accuracy | ±0.6℃, ±0.9! |
| Air Temperature Response Time | <2 mins (90% step change) |
| Humidity Range | 0.1~99.9% RH |
| Humidity Resolution | 0.1% RH |
| Humidity Accuracy | ±3%RH (at 25℃, 10~90%RH); others ±5%RH |
| Humidity Response Time | <10 mins (90% step change) |
| Dew Point Temperature | -20.0~59.9℃ |
| Wet Bulb Temperature | -5.0~59.9℃ |
| LCD Size | 65(L) * 50(W) mm |
| Meter Size | 130(L) * 85(W) * 60(H) mm |
| Operating Temperature | 0~50℃ |
| Operating RH% | 0~95% RH (avoid condensation) |
| Storage Temperature | -20~50℃ |
| Storage RH% | 0~90% RH (avoid condensation) |
| Power Supply | 12V DC Adaptor |
| Battery life | <50 mA (average), <310 mA (peak) |
| Weight | ~200g |
| Standard Package | Meter, Manual, Paper Box 12V USA Type Adaptor, |
Malaysia