Description:

| UP | - In normal status sequence change (voltage→current→kilowatt hour→power→working time) - In the status of kilowatt hour and running time、 the exit cleared status. |
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DOWN | - In normal status reverse change (working time→power→Kilowatt hour→current→voltage) - In the status of kilowatt hour and running time、 the exit cleared state. |
| SET | - In the status of kilowatt hour and working time、 press 3 seconds enter cleared status. |
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OK | - In normal status press to turn ON or OFF the backlight. - In the status of kilowatt hour and working time、 cleared kilowatt hour or working time and the exit cleared status. |
Package includes: