ANENG AN-888S Bluetooth Audio Display Voltage Current Multimeter, Standard No Battery(Black Red) 1. Material: ABS+TPE 2. High sampling rate 3. Strong bass sound field 4. On-off buzzer test, diode test 5. Capacitance range: 9.999nF~9.999mF 6. Battery type: built-in 2 18650 lithium batteries 7. All measurement cables must be disconnected before replacing the battery, otherwise it may endanger personal safety 8. Measurement functions: capacitance, resistance, frequency, DC current, AC current, AC voltage, DC voltage 9. Using LCD display, the backlight brightness can be read clearly, and it has the functions of clock, alarm clock, bluetooth speaker, and ambient temperature display. 10. DC voltage range: 1.9999V~1000.0V, AC voltage range: 1.9999V~750.0V, DC current range: 1.9999A~19.999A, AC current range: 1.9999A~19.999A 11. Size: 20x13.5x10.5cm 12. Net weight: 895g Packing list: Bluetooth audio multimeter x 1 Test leads x 2 USB charging cable x 1 Manual x 1