DC 0-420V Tuya WiFi Smart Lithium Battery Capacity Meter DT20W
Precision monitoring with a high-definition digital display for real-time voltage (0-420V), current, and power consumption. Seamless Tuya WiFi integration enables remote control via smartphone app for smart energy management. Durable ABS shell with flame-retardant properties and reinforced terminals for stable, long-term use in high-load environments. Ultra-low internal resistance ensures minimal power loss during testing. Ideal for DIY battery packs, solar systems, EV conversions, and industrial equipment diagnostics. Supports coulomb counting to accurately track lithium battery capacity degradation over time. Direct DC measurement eliminates inverter interference, delivering lab-grade accuracy (±0.5%) for engineers and hobbyists. Compact design with mounting holes for easy panel or workspace installation. Global voltage compatibility—test 12V car batteries, 48V ebikes, or 400V+ solar arrays effortlessly. Auto-sleep function preserves battery life when idle. Plug-and-play setup with no external shunt required. Includes calibration certification for professional-grade reliability. Bulk order discounts available for workshops and resellers.