

🔌 Power up your precision — never fly blind again!
The YOJOCK DC Battery Monitor is a professional-grade digital ammeter and voltmeter designed for DC systems up to 200V and 100A. Featuring 9-in-1 multifunctional monitoring including voltage, current, power, internal resistance, and state of charge, it offers a crystal-clear backlit LCD for all-angle visibility. Its screwless push-in terminal design enables quick installation, making it ideal for automotive, RV, solar, and industrial applications. Certified by FCC and CE, it delivers reliable, real-time battery insights to keep your power systems optimized.








| ASIN | B0BP7F3ZYZ |
| Best Sellers Rank | 393,237 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,154 in Multi Testers |
| Brand | YOJOCK |
| Colour | Black |
| Country Of Origin | China |
| Customer Reviews | 4.2 out of 5 stars 234 Reviews |
| Included Components | DC Battery Monitor |
| Manufacturer | YOJOCK |
| Maximum Operating Voltage | 200 Volts |
| Maximum operating voltage | 200 Volts |
| Measurement Type | Voltmeter, ammeter |
| Measurement type | Voltmeter , ammeter |
| Model Number | PZEM-015+300A shunt |
| Power Source | Battery Powered |
| Power source | Battery Powered |
| Specification Met | CE, FCC |
| Specification met | CE, FCC |
F**H
No reverse polarity protection?
Very disappointed with this item. Either it stopped working after a couple of days or possibly I accidentally shorted it? No protection against this? The leads between the battery are very short which does not help the situation
J**S
No data
I have no data on my monitor. I have voltage and Mah but no current, running time or anything else. Please advise
Trustpilot
1 month ago
2 days ago