3 in 1 module -- clock, thermometer, voltmeter, using the DS3231 chip. Can display any one or cycle through all three. Power supply voltage: DC5.0 ~ 30V . Temperature range:...
Volts and Amps on the same compact digital panel meter. Built in shunt. Bright, red LED display. Easy to connect; three-wire friction-lock connector plugs into back of meter. Snap-mounts into...