KH140F DC 120V 400A Battery Tester & Monitor with Bluetooth

High-Precision Measurement
Accurate real-time monitoring of voltage (0-120V), current (0-400A), and capacity (0-9999Ah) with ±0.3% precision for reliable battery diagnostics.
Robust Industrial-Grade Build
Heavy-duty aluminum alloy casing with flame-retardant PC shell ensures durability in extreme conditions. Gold-plated terminals enhance conductivity and corrosion resistance.
Bluetooth Smart Connectivity
Wirelessly sync data via Bluetooth to your smartphone (iOS/Android) for remote monitoring and historical analysis through dedicated apps.
Wide Compatibility
Supports 12V/24V/48V lead-acid, lithium-ion, and gel batteries—ideal for RVs, marine, solar systems, golf carts, and electric vehicles.
Clear Visual Display
Bright LED screen shows real-time VA, remaining capacity, and discharge/charge cycles with anti-glare coating for outdoor readability.
Easy Installation
Compact design (85x72x35mm) with screw terminals for secure wiring. Low 12mA self-consumption minimizes battery drain.
Safety Certified
Built-in overload protection and CE/ROHS compliance ensure safe operation in high-current environments.
Bulk Purchase Advantage
Direct factory pricing with wholesale discounts for fleet operators, energy storage providers, and automotive workshops.
Global Warranty
12-month manufacturer warranty with 24/7 technical support. Ships worldwide from our bonded warehouses.