DT20W DC 0-420V Tuya WiFi Smart Lithium Battery Capacity Detection Tester
Precision monitoring with 0.1V/0.01A resolution for accurate real-time DC voltage, current, power, and capacity readings. Durable ABS casing with fire-resistant PC components ensures long-term stability in high-load environments up to 420V/20A. Seamless Tuya Smart App integration enables remote monitoring and data logging via WiFi, compatible with Alexa/Google Home. OLED display with auto-dimming feature provides clear visibility in both indoor workshops and outdoor solar power stations. Professional-grade shunt resistor (75mV) guarantees ±0.3% measurement accuracy for lithium battery maintenance, EV diagnostics, and industrial equipment testing. Plug-and-play installation with reinforced copper terminals supports 4-60V wide-range input for RC models, telecom base stations, and renewable energy systems. Compact 78x45x25mm design features anti-slip rubber feet and detachable wiring for portable use in tight spaces.