... LED 5. Power Supply: AC 220/50HZ Electronic Truck Scale ISO 9001:2000 certification .Model Number ... .3x20 3.3x241050characteristic:1. modular, standardized scales platform, full range of specifications and sizes ... electronic truck scale according to customer's requests.Product Composition: Weighing platform,weighing instrument,weighing sensor.Product Optional: Weighing computer,weighing printer,weighing ...