Flashlight lighting: Yes. Instruction manual(Without battery). Capacitor: 4nF/40nF/400nF/4μF/40μF/400μF/4mF/40mF. Resistor: 400Ω/4KΩ/40KΩ/400KΩ/4MΩ/40MΩ. Auto power off: 15 minutes. Data hold: Yes. Back light: Yes.
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