: ELECTRICAL Display Type: Digital Only Power Supply: DC Operating Temperature: -20~60℃ Accuracy Class: 1% size: 90 x 50 x 25mm Material: ABS colour: black Package Contents: 1 x Battery Tester 1 x 200A Shunt 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.