Nicky's Gift Digital 60V 100A Balance Voltage Battery Power Analyzer RC Watt Meter Checker Professional RC Watt Meter is an excellent addition to your RC hobby, DC circuits, Solar system, Boat/RV & Battery Backup systems! This isn't just a watt meter-it's the All-In-One Meter! A power meter, a volt meter, an amp-hour meter, ammeter and energy meter. Everything all in one unit! This is the perfect troubleshooting tool. This all-in-one watt meter is indispensable for analyzing, testing and troubleshooting any DIY DC power project. Dgital LCD screen gives clear crisp number readings.Handles up to 100 amps intermittently and 50 amps continuous duty. Connecting load end to the battery provides real-time battery charging reading.Handles 0 to 60 volts. Works on 12, 24, 36, and 48 volt battery bank systems. Extremely low power consumption of 7 mA. More efficient than any LED meter.Measure energy(wh),charge(ah), power(w),current(A) and voltage(V).