Brushless Motor Hall Tester, 200mAh Battery Excellent Fabrication Brushless Motor Hall Controller Good Detection Effect for Electric Scooter Specification: Item Type: Brushless Motor Controller Tester Material: ABS, Copper Weight: Approx. 197g / 6.9oz Battery: Built in 9V battery x 1, 200mAh Applicable Voltage: 24V 36V 48V 60V 72V Operating Temperature: -20 degrees Celsius -50 degrees Celsius Relative Temperature: Less than or equal to 80 degrees Celsius Package List: 1 x Brushless Motor Controller Tester 1 x Manual Note: Before testing the controller, it is best to test the throttle and brake lever first, otherwise there will be wrong test results. At the same time, the test device can be used to test the dual-mode sensorless controller.