RGBZONE 150 Amps Power Analyzer, High Precision RC with Digital LCD Screen for RC, Battery, Solar, Wind Power Digital LCD screen gives clear crisp number readings Handles up to 150 amps intermittently and 75 amps continuous duty Handles 0 to 60 volts. Works on 12, 24, 36, and 48 volt battery bank systems Extremely low power consumption of 6 mA. More efficient than any LED meter Connecting load end to the battery provides real-time battery charging reading,cable lenght:6cm+7cm=13cm 150A Watt Meter and Power Analyzer: Operates from 4.8-60V (0V with optional auxiliary battery) Cable lenght:6cm+7cm 0-150A, resolution 0.01A; 0-60V, resolution 0.01V; 0-6554W, resolution 0.1W; 0-65Ah, resolution 0.001Ah; 0-6554Wh, resolution 0.1Wh. 16 x 2, backlit LCD display. Size: 85x42x25mm/3.34x1.65x0.98inch