Description
Key Features
- Adopt advanced 16bits controller of ultra-low power
- Resolution is 128*64 LCD
- High precision electro-chemical sensor
- Can be set high/low alarm point, two level sound and light alarm
- Provide real-time clock display
- Rechargeable
Technical Specifications
| Sensor type | Electro-chemical |
| Sampling way | diffused |
| Test range | 0-250 ppm or customize |
| Precision | 1ppm |
| Response time | 25s |
| Indicate way | LCD display real-time concentration, LED buzzer alarm |
| Pressure range | Atmospheric pressure +- 10% |
| Operate environment | 4OF – 104OF 15%-95%RH |
| Operate voltage | DC3.7V lithium: 1100 mAh |
| Charge time | 6-8 hours |
| Continuous work hours | 30 hours above |
| Sensor life | 1 years |
