Our temporary idea is to merge screen adjustment time and brightness adjustment into one function, which may make the setting simpler (10s/30s/60s both refer to turning off after operating 10s/30s/60s at 75% brightness); 25%/50%/75%/100% are all in constant brightness mode, only with different...
It may take December. The preliminary estimate of the selling price is almost $200, and we are trying our best to reduce costs without affecting performance.
Oh, we may need to remove the AC purification output function. We are planning to spend all the cost on implementing two USB outputs and two DC output ports. Later, we may launch separate AC output purification devices to optimize their respective costs and prices.