{"product_id":"dual-sided-full-color-led-car-roof-sign-hd-display","title":"Leadleds P2.5 Dual-Sided LED Car Roof Sign 38in | WiFi 4G GPS | Waterproof","description":"\u003ch2\u003eWho This Product Is For\u003c\/h2\u003e\n\u003cp\u003eThis display is built for business operators who need reliable, high-visibility mobile advertising: taxi and rideshare fleet owners, food truck operators, delivery companies, contractors, event marketing teams, and fleet managers who need to update messages across multiple vehicles remotely. It solves three specific problems: low visibility of static roof signs in daylight, inability to change advertising content without visiting the vehicle, and lack of vehicle location tracking for fleet operators.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0039\/3792\/7238\/files\/LED_roof_sign_boards_programmable.jpg?v=1782720079\" alt=\"Multi-screen fleet management dashboard for Leadleds LED car roof signs, 4G cloud remote update\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eDisplay Specifications\u003c\/h2\u003e\n\u003ctable style=\"border-collapse: collapse; height: 607.671px;\" border=\"1\" cellpadding=\"6\" cellspacing=\"0\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eLLDP2.5-C128384RGB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003ePixel Pitch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e2.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eLED Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eSMD1415, 3-in-1 RGB Full Color\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eEach Side Matrix\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e128 x 384 pixels x 2 sides \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"height: 39.2045px; width: 26.812%;\"\u003e\u003cstrong\u003eEach Side Display Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.2045px; width: 73.2425%;\"\u003e960 x 320 mm (38 x 12.6 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eMetal Frame Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e1140 x 420 x 70 mm (45 x 16.5 x 2.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eBase Wide\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e180 mm (7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eBrightness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e5000-5500+ nit (readable in direct sunlight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eViewing Angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eH 160° \/ V 140°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eRefresh Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e3840Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eScan Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e1\/32 scan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eIP65 Waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"height: 39.2045px; width: 26.812%;\"\u003e\u003cstrong\u003eWorking Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.2045px; width: 73.2425%;\"\u003e﹣22℉～122℉\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eApprox. 23 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 26.812%; height: 39.2045px;\"\u003e\u003cstrong\u003ePower Supply Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.2425%; height: 39.2045px;\"\u003ePower supply control by ACC+, powers on\/off with vehicle ignition, no battery drain.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"height: 39.2045px; width: 26.812%;\"\u003e\u003cstrong\u003ePower Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.2045px; width: 73.2425%;\"\u003eDC 8-36V (compatible with 12V and 24V vehicle systems)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eMaximum Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e420W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eAverage Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003e150W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"height: 39.2045px; width: 26.812%;\"\u003e\u003cstrong\u003ePower Cord Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.2045px; width: 73.2425%;\"\u003e10 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eControl Methods\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eWiFi \/ LAN \/ 4G Cloud \/ GPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"height: 39.2045px; width: 26.812%;\"\u003e\u003cstrong\u003eDisplay Content\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.2045px; width: 73.2425%;\"\u003eText (multi-language), symbols, numbers, graphics, video, pictures, animation, clock, countdown, etc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"height: 39.2045px; width: 26.812%;\"\u003e\u003cstrong\u003eBrightness Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.2045px; width: 73.2425%;\"\u003eBuilt-in auto-dimming sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eOver-temperature \/ Over-current \/ Over-voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"height: 19.6023px; width: 26.812%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6023px; width: 73.2425%;\"\u003eLeadleds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eDay and Night Visibility\u003c\/h3\u003e\n\u003cp\u003eThe 5000+ nit brightness ensures the display remains readable in direct sunlight. The built-in ambient light sensor automatically adjusts brightness based on surrounding conditions, reducing power draw at night without manual intervention.\u003c\/p\u003e\n\u003ch3\u003eIP65 Waterproof and Shock-Resistant Construction\u003c\/h3\u003e\n\u003cp\u003eThe metal frame and IP65-rated enclosure protect internal components from rain, dust, and road vibration. The cabinet profile is 70mm at its thickest point, reducing wind resistance at highway speeds. Total cabinet weight is approximately 23 kg.\u003c\/p\u003e\n\u003ch3\u003eWiFi Local Control (iOS and Android)\u003c\/h3\u003e\n\u003cp\u003eConnect via WiFi within approximately 30 ft of the vehicle to push new messages using the iOS or Android app. No external Wi-Fi needed, no monthly fee.\u003c\/p\u003e\n\u003ch3\u003e4G Cloud Remote Control\u003c\/h3\u003e\n\u003cp\u003eWith the 4G cloud option, update display content from any location with internet access. Manage single or multiple vehicles from one web-based dashboard. No on-site visit required to change advertising copy.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0039\/3792\/7238\/files\/Multi-screen_fleet_management_dashboard_for_Leadleds_LED_car_roof_signs.jpg?v=1782721316\" alt=\"Multi-screen fleet management dashboard for Leadleds LED car roof signs, 4G cloud remote update\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003eBuilt-In GPS Tracking and Geo-Fencing (GPS Cloud variant)\u003c\/h3\u003e\n\u003cp\u003eThe GPS Cloud variant adds real-time vehicle location tracking via a mobile app. Geo-fencing allows you to assign specific messages to display only when a vehicle enters a defined geographic zone. For example, a food truck can automatically show a location-specific promotion when it enters a stadium district, or a delivery vehicle can display a neighborhood-specific message when entering a customer zone.\u003c\/p\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eTaxi and Rideshare Fleets:\u003c\/strong\u003e Display rotating advertisements or service announcements. Update content remotely across the entire fleet from a central dashboard.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFood Trucks:\u003c\/strong\u003e Show current menu items, location, or promotions. Change content between locations without stopping operations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDelivery and Logistics:\u003c\/strong\u003e Display delivery status messages or company branding. Fleet managers can update driver-facing or public-facing messages remotely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContractors and Service Vehicles:\u003c\/strong\u003e Display DOT-compliant safety warnings or service promotions while in transit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEvent Marketing:\u003c\/strong\u003e Coordinate messaging across multiple vehicles for event promotion, parking directions, or sponsor advertising.\u003c\/p\u003e\n\u003ch2\u003eWhat Is Included\u003c\/h2\u003e\n\u003cp\u003eLED roof sign unit (dual-sided) \/ Power cable 10 ft \/ Main signal cable \/ Mounting brackets\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003ePacked in a wooden frame with foam. Shipped via FedEx, DHL, or UPS. Estimated transit time: 3-7 business days. Order handling time: 12-15 business days.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"Leadleds dual-sided P2.5 full-color LED car roof sign mounted on vehicle, 38-inch WiFi 4G GPS outdoor waterproof display\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0039\/3792\/7238\/files\/Leadleds_dual-sided_P2.5_full-color_LED_car_roof_sign_mounted_on_vehicle_38-inch_WiFi_4G_GPS_outdoor_waterproof_display.jpg?v=1782721466\"\u003e\u003c\/div\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I update the display content while the vehicle is moving?\u003c\/strong\u003e\u003cbr\u003eA: Yes. With the 4G cloud option, you can push new content to the display from any internet-connected device at any time, regardless of vehicle location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this work with both 12V and 24V vehicle electrical systems?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The unit operates on DC 8-36V, making it compatible with standard 12V passenger vehicles and 24V commercial trucks. The LED sign has a maximum power of 450W, an average power of 150W, and recommends using an external battery to run the LED sign.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between the WiFi LAN variant and the WiFi LAN USB GPS Cloud variant?\u003c\/strong\u003e\u003cbr\u003eA: The GPS Cloud variant adds 4G remote content management from any location and real-time GPS vehicle tracking with geo-fencing capability. The base variant requires WiFi proximity (approximately 30 ft) to update content.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the display readable in direct sunlight?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The 5000+ nit brightness rating is sufficient for outdoor daylight visibility. The built-in brightness sensor also adjusts output automatically based on ambient light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How long does installation take, and what tools are required?\u003c\/strong\u003e\u003cbr\u003eA: The unit mounts to the vehicle roof using the included brackets. Most installations are completed in under 10 minutes. The 10 ft power cable connects to the vehicle's electrical system or your external battery. No specialized tools are required beyond standard hand tools.\u003c\/p\u003e","brand":"Leadleds","offers":[{"title":"WiFi LAN","offer_id":59519690309918,"sku":"LLDP2.5-C128384RGBF","price":2990.0,"currency_code":"USD","in_stock":true},{"title":"WiFi LAN GPS 4G Cloud","offer_id":59519690342686,"sku":"LLDP2.5-CG128384RGBF","price":3240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0039\/3792\/7238\/files\/Multi-screen_fleet_management_dashboard_for_Leadleds_LED_car_roof_signs_remote_4G_cloud_control_for_taxi_and_food_truck_advertising.webp?v=1782721120","url":"https:\/\/untsmart.com\/ru\/products\/dual-sided-full-color-led-car-roof-sign-hd-display","provider":"Leadleds | UNTSMART LED Signs","version":"1.0","type":"link"}