AOK Full Functional Tester. Multi -function integration. Convenient, practical. Large -screen LCD backlight display, intuitive and generous. Battery voltage detection voltage balance/discharge wide -narrow frequency steering gear test electrical test High -precision, voltage detection accuracy of 20 millivolves, resolution is as high as 0.001v. The content of the display is rich, and the total voltage single -piece battery of the battery type can be displayed. The width -high frequency steering gear detection can manually test the steering gear rotation, the medium position of the steering gear, the steering gear swing left and right, and the swing is adjusted. Exquisite workmanship, strong practicality. Support Battery Type: Lipo, Life, Li-ION, NICD, NIMH Servo Test Mode: Manual Adjustment, Auto , Neutral Servo Test Frequency: 50Hz, 60Hz, 100Hz, 125Hz, 200Hz, 250Hz, 300Hz Display Mode: Voltages, Lowest Cell Voltage, Highest Cell Voltage, VOLTAGE space BETWEEN HIGHEST VOLTAGE , Remaining Battery Capacity (%). Number of lithium batteries: 2-8s Testing accuracy: 0.001V Dry current: 0.2A Equal current: 0.2A Steler test: broadband, narrow frequency, 1000-2000us, 500-2500us Note: DUE to Different Production Batches, there may be slighterencences in propucts. Material:plastic colour:Photo Color Package Contents: 1 x CellMeter servo tester 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.