1. Type: Switching DC regulator2. Maintain special power supply for communication, which is designed for mobile phones and other communication equipment3. The voltage measurement interface can be replaced by a precision digital voltmeter to measure the voltage DC4. RF signal detection, suitable for maintenance of communication equipment5. Handle the protection after short circuit, and have sound and light prompts, and automatically recover the output within 1 second after being eliminated6. Unit weight: 1.5kg7. Dimensions: 25.5x13.5x14cm8. Output voltage: DC 0-15V, 1.5V, 3.6V, 4.8V, 6V, 7.2VSpecification: Package Weight One Package Weight 1.45kgs / 3.19lb One Package Size 28cm * 15cm * 16cm / 11.02inch * 5.91inch * 6.3inch Qty per Carton 18 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 18 pcs = 3186 pcs40HQ: 412 cartons * 18 pcs = 7416 pcs