1、Battery Meter: Design to have a wide measurement range of 8‑120V and 0‑75A, the battery meter can better monitor the battery working condition. 2、Various Modes: You can use the button to switch the display between cyclic voltmeter and battery percentage, also backlit, sleep mode and so on. 3、Reliable Work: Excellent waterproof performance ensures stable working in various weather condition, while the ABS material enables long life. 4、Higher Safety: The wiring is very simple, and the battery tester is equipped with reverse connection for higher safety, very easy and reliable. 5、Easy to Install: Comes with a light weight and a compact size as well, the convenient installation can be quickly completed within minutes. 1 x Battery Meter1 x Shielded Cable1 x User Manual1 x Mounting Bracket1 x Sampler Item Type: Battery MeterMaterial: ABSModel: TR16HVoltage Range: 8-120VCurrent: 50A( 0-75A)