3.1A total output / voltage/current/temperature display / 5V-24V / 0-3.1A / -20'C to +80'C (±1'C) measuring range

3.1A total output / voltage/current/temperature display / 5V-24V / 0-3.1A / -20'C to +80'C (±1'C) measuring range

2.1A output

1A/2.1A output

1A/2.1A output

1A/2.1A output

MP3 player / FM transmitter / current voltage LED display

KM/h / MPH speeding warning / display battery voltage / water temperature & more / auto power on/off / brightness adjustment

3.1A total output

detachable / hands-free calls

hands-free calls

authentic / 1A/2.4A output / w/ safety hammer

3.4A total output / flame retardant material

AU

1*LR44

authentic

3.6-6.5V 3A / 6.5-9V 2A / 9-12V 1.5A output / w/ micro-USB cable

3.6-6.5V 3A / 6.5-9V 2A / 9-12V 1.5A output / w/ USB 3.1 Type C cable

DC 5V 1A/2.1A output