I ordered 2 of the 5V modules. One outputs 5.0017V, the other does 5.007 (+-2mV). I measured it with 3 of my multimeters (Aneng, Uni-T). Both modules are within the 0.5% accuracy range.
The goods are delivered quickly and accurately. The board is in working order. The seller helped to solve all the questions that arose quickly and kindly. There were no problems with this deal. Thanks. Товар доставлен быстро и аккуратно. Плата в рабочем состоянии. Все возникшие вопросы продавец помог решить быстро и доброжелательно. Никаких проблем с этой сделкой не возникло. Спасибо.