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| Brand Name : | YAHAM | 
| Model Number : | Energy saving OT series | 
| Certification : | CE /EN12966 | 
| Price : | Negotiation | 
| Payment Terms : | T/T (LC) FOB Shenzhen | 
| Supply Ability : | 2000pcs per month | 
| Delivery Time : | 40 working days after received your payment | 
Full Color Outdoor LED Traffic Display Solar Powered VMS Control
Specifications:
| Energy saving OT series | OT20 | OT25 | OT31.25 | 
| Pixel pitch | 20mm | 25mm | 31.25mm | 
| Pixel configuration | 3 in 1 SMD +optical lens | ||
| LED brand | Nichia, 10 years lifetime | 
| Display color | Full color | 
| Control method | Asynchronous image and text | 
| Memory | Store up to 100 message | 
| Brightness | 12400cd/m2 in white | 
| Dimming level | 8,32 or 256 optional | 
| Communication | Local:RS485/RS232/RJ45 Remote wireless:WIFI/GPRS/3G | 
| Remote control | By Pc / tablet /cell phone | 
| Electric protection | Overload and short circuit protection | 
| Maintenance | Optional front service or back service | 
| Working temperature | -20℃~+60℃ | 
| Working humidity | 95% RH | 
| Cabinet material | AL/ Steel | 
| Protection level | Front and rear IP65 | 
Description:
1. With design of optical lens, the VMS can have high brightness and low power consumption;
2. Optional Full color VMS, Dual color VMS and Single color VMS;
3. Optional pixelpitch:16mm,20mm,25mm,31.25mm;
4. Solar power supply system available;
5. Auto dimming control system. It can adjust the brightness of the VMS according to the environment brightness, automatically being energy saving;
6. Support Global Positioning System(GPS);
7. Support Both 12v-24v and 220v power supply;
8. Our system has the inspection on the voltage of the batteries , also we have over-charge protect system. The precaution alarm will sent feedback. In this way, the batteries will work under well protection.
9. Support local control and remote wireless control;
10.Fans-free design can reduce the maintenance rate.
Applications:
| portable variable message sign vastly used for the traffic warning of road,bridge construction,municipal construction,fire-fighting,and parking lots. portable variable message sign commonly used with trailer together,sometimes you can also use solar energy power supply. | 

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| Company Info. | 
| Yaham Optoelectronic Co., Ltd | 
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