... years, or longer, compared to just a year for a comparable incandescent light signal. LED Countdown Timers ... LED Countdown Meters, LED Countdown Indicators, DJS-A-1 Specifications:Model Name: LED Countdown Timers, LED ... Countdown Meters, LED Countdown IndicatorsModel No.: DJS-A-1 Display Mode: 0-99Power Consumption: ≤ 40WWorking ... Color - 625±5Certificates: CE, Chinese GB14887-2003 standards, IP65