GPS location of a wireless released LED dome light taxi advertising screen factory outlets

Taxi GPS-sided display and pricing taxi roof convex roof skin-sided LED display Specifications: 1. Case Size: 830 (L) * 200 (W) * 230 (H) mm, display size : 96 * 192mm front panel display two characters, Display color: color (single red single green / blue). 122 * 768mm display screen after eight characters, display color: color (one red, one yellow, one blue, one green, single white), color, full color can be. 2. Frame Color: White 3. Suitable models: Taxi roof, the roof of a small car, a waterproof function 4. External power supply: 12V voltage, built-in power, maximum power 25w 5. Environment: Outdoor roof 6. Best viewing distance: 10-100m, 7. Best viewing angle: 110 degrees horizontal, vertical 90 degrees 8. Ambient Temperature: Storage -40 ℃ ~ 85 ℃, work -30 ℃ ~ 70 ℃ 9. Relative Humidity: 10% ~ 70% 10. Screen Weight: 5KG (dome) II: control system ...... see GPS + GPRS data Third, the product performance requirements Hardware Specifications: No. Item Parameter 1 display color yellow / red 2 LED diameter ф4.8 3 single-lamp brightness average 900 mcd 4 wavelength range 588-596 nm 5 visual distance 1-100 m 6 half-power angle (horizontal) 100 ° 7 half-power angle (vertical) 60 ° 8 light-emitting chip size 9mil display technology index number Item Parameter 1 display Chinese, English, numbers, symbols, 2 scanning hardware and software scan refresh rate 160HZ 4 3 control points <1/10000 5:00 spacing 6mm 6 Module Specifications 768 * 122mm 7 Module 8 Module Number 1 Points 128 * 169 display size 768 * 122mm 10 Dimensions 800 * 200 * 20 011 12 Weight 5KG resolution 2048 environmental indicators No. Item Parameter 1 life> 100,000 hours 2 MTBF 80,000 hours (MTBF) 3 Operating Voltage DC9-36V 4 Operating temperature -10- 60 ° C 5 Storage Temperature -20 - 70 ° C 7 average power <25W (normal use)