... ranges 3. Panel Mounting 0.56 inch 3 1/2 Digit blue LED Digital DC Voltmeter Standard Features1. 0.2, 2, 20, 200 ... ,999 for readout in mA, A, mV or V5. 0.56 LED bar displays6. Black ABS housing with self-lock tip for ... )11. Panel cut-out: 67mm*33mm12. Operation environment: 0~50, 0~80% RHOptions1. LED display colors: Blue, Red;2. Customizing ranges available by ...