1.Built-in Quick-break Fuse:The signal generator is equipped with a built-in quick-break fuse, which effectively prevents instrument damage caused by misinserting the electric supply with 110V or 220V. 2.Stable Chips for Key Components:The signal generator adopts stable chips for key components such as DA, reference voltage, and operational boosters. These chips provide high temperature stability and long-term aging performance, the accuracy and reliability of the instrument. 3.Rational Key Layout:The signal generator features a rational key layout, that all functions have corresponding keys. This design makes it easy to operate and navigate through the various features and settings. 4.Fast Response:With fast speed for key response, the signal generator offers a smooth and seamless user experience. This allows users to quickly and effortlessly adjust the settings and parameters. 5.Built-in Battery with Low Power Dissipation:The signal generator is equipped with a built-in battery, which offers low power dissipation and long standby time. This ensures that the device is always ready for use, even during extended periods of non-use. Part Name:Signal Generator Model:LB78 Current:4-20mA Output signal:V: 0-11.00V; mA: 0-24.00mA; mV: 0-110.0mV Working environment:Temperature: -10 - 50 ; Humidity: 20% RH to 80% RH Color: black Material: ABS Package Contents: 1 x Signal generator 1 x Charging cable 1 x Storage bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.