Marine Dual Battery Tester Pointer Voltmeter More Galaxy Tab Case and use a dedicated power

and use a dedicated power switch to turn off the input high-voltage power supply

9 groups of family dial: Contacts-options-others-speed dial

General Compatible with OPPO: K5

DC-12V Power Adapter (gauge American) wire length: 100cm

Marine Dual Battery Tester Pointer Voltmeter More Galaxy Tab Case and use a dedicated power1. Screw fixed, easy wiring, button switch 2. Suitable for RV, tourist car, yacht and other environments. 3. Unique fashion panel design, 3 speed rocker switch 4. Panel material: aluminum 5. Overload protection, safer and more secure to use 6. Rated voltage: 12V 7. Rated current: 10A 8. Dimensions: 83x64x52mm Specification: Package Weight One Package Weight 0. 20kgs 0. 45lb One Package Size 10cm * 8cm * 6. 5cm 3. 94inch * 3. 15inch * 2. 56inch Qty per