Freezimer DIM-30A Instruction Manual page 19

You can use the SMART LIFE APP to scan the QR code below to obtain the
distribution network guide map.
In the APP interface：
Area A is the operation area, which can operate ice making, cleaning, and
timing functions.
Area B is the function prompt area, which cannot be operated by keys;
(Figure 5) (Figure 6)
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(Figure 7)
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A
B