1. Bidirectional current detection 2. Real time capacity detection 3. Low current automatic screen rest function 4. Accurate data without temperature drift 5. Low battery alarm Voltage:8V-120V Current:0.02A-100A Capacity:0.1AH-999AH Power value:60KW Voltage:1%+2 characters Current:+0.5%+2 words Temperature:-20C-150 Display mode:12864 LCD display Communication baud rate:9600bps Measurement rate:20 times/second Bluetooth communication distance:10 meters in open space Colour:As Shown Material:aluminum Package Contents: 1 * Monitor 1 * Shunt 1 * 3meter shielded wire 1 * Voltage acquisition line 1 * Temperature line 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.