Run times: 0 mins 15 seconds dops down from turbo. 2 mins 50 seconds dropped down again. 8 mins 50 seconds dropped down again. 9 mins 40 seconds dropped down again. 10 mins 40 seconds dropped down again. 12 mins 00 seconds dropped down again. 14 mins 50 seconds dropped down again. 20 mins 45 seconds dropped down again. 25 mins still running on very low but gave up on testing. Battery voltage after 25 mins running was 3.10 volts. Between each drop down, the light blinked 3 times.