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After purchasing the energy, the user will get a series of 20-bitrecharge code and manually input the correct 20-bit code on the electricity meter through keyboard.When inputing the token, it need to be a one-time continuous input, and the interval between every two numbers can not exceed 20 seconds, otherwise the previous input of the number will be automatically cleared.If the input is wrong,you can modify it by clearing key .
After confirming there is no error, press enter key to confirm.If input is not complete,press enter key is invalid.
After confirming there is no error, press enter key to confirm.If input is not complete,press enter key is invalid.
