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Weight:25g (0.89oz) 63mmx38.1mmx12mm Flyers can carry this small & compact programming board to the flying fields and change the setting on the GWS Brushless Speed Controllers without a PC. The functions flyers can change are as below: 1. Battery Cutoff Voltage: Ni-MH 6~16 Cells/Li-PO 2~4 Cells. 2. Brake Setting: No Brake/Soft Brake/Moderate Brake/Hard Brake. 3. Responding Delay Time to Throttle: 0.15/0.3/0.7/1.0 Sec. 4. Switching Frequency: 8 KHz/16 KHz/32 KHz/none. 5. Timing Advance: auto/5 degree/12 degree/18 degree/25 degree.
 "GWS Brushless ESC Programming Card")