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Product Name | Rescue device for firefigters RHJ680T-4G |
Material | High-strength polycarbonate inner shell, outer rubber is made of bulletproof material, waterproof and explosion-proof |
Function | Timing function/Derection light function/Real-time monitoring of the altitude and relative altitude/Black box function/Real-time monitoring of ambient temperature/High decibel sound alarm and high brightness light alarm/ Distress height measurement function/ Distress height measurement function/Dual mode positioning function/The compass calibration |
Package | carton(can be customized) |



Luminance | ≥300cd/㎡ | Charging Time | <4h |
Alarm Sound | ≥100dB @ 3m | Frequency Range of Alarm Volume | 2000~3000Hz |
Pre-alarm Sound | ≥85dB @ 1m | Allowed Duration for Keeping Still | 30S±2S |
Pre-alarm Duration | 15S±2S | Continuous Alarm Duration | ≥1000min |
Temperature Warning | Warns when ambient temperature up to 50 ℃ | Continuous Standby Time | ≥72h |
Battery | 1500mAh/4.2V | Charging Time | <4h |
Display Screen | 1.54 inches LCM screen | Locating Accuracy | Auto-locating<2.5m |
Upload Protocl | UDP | Transmission Interface | IP address: 139.224.112.209 Port number: 9393 |
Ambient Temperature | -35~60 ℃ | Relative Humidity | <96%RH(+25 ℃) |
Atmospheric Pressure | 80~110kPa | Explosion proof grade | Ex ib IIC T4 Gb |






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