... DC:19V±2V(2A) Built-in Lithium battery: 4400mAh, operating time ≥8 hours 2LanguageUser selectable: simplified Chinese, English, Russian, ... JX8002 offers three measuring modes: manual mode (including real time mode and average mode), auto mode and dead zone ... which can enable you become a measuring expert within short time. ο Implementing remote controlling through Ethernet, troubleshooting from long ...