Spec:

1. The long-range radio interface:4G/3G/2G
2. RF radio 900MHz, communicate distance: 1000M
3. Stainless steel outer chassis, IP65
4. GPS equipped
5. Solar panels:20VA or 30VA
6. Backup power lithium battery: 24Ah(More than 10 years of use time), 30 days without solar panels.
7. Weight:<10kg
8. Data traffic:30M/month
9. Communication protocol:IEC-101 、DNP3.0 or customization