Color 10-inch touch Android large screen.
Dual voice broadcast and large-capacity data storage.
It can display the interfaces of up to 16 oil tanks, and has industrial RS485 ultra-long-distance communication with a range of 1200 meters.
Multi-level interconnection among mobile phones, tablets and liquid level, allowing for remote viewing. 
Technical Specification
| Measurement range | 200mm~7000mm | 
| Operating temperature  | -40℃~+60℃℃ | 
| Input voltage  | 220VAC±15% | 
| Product power consumption  | ≤40mA | 
| Protection level  | IP6+6 | 
| Explosion-proof mark | Ex ia ⅡB T4 Ga |