PARAMETER --- input voltage range DC 5V-36V; output voltage DC 1.25V-32V continuously adjustable; max output current 5A, recommended to use within 4.5A; max power 75W, recommended to use within 50W. MULTIMETER --- detects and displays voltage, current, power, can be used as voltmeter/ammeter/power meter. PROTECTION --- overcurrent protection; short circuit protection; over temperature protection. CC & CV MODE --- with constant current mode and constant voltage mode. OTHER FEATURES --- USB port; power indicator and charging status indicator; protective shell; calibration function. Color: blue Material: PC+metal Package Contents: 1 x DC-DC downloadable converter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.