1.You can contact the customer service. for any question regarding the product.
2.Ask the question in English to get answer faster.
3.Keep your question short and to the point.
ຮັບປະກັນຄວາມປອດໄພໃນການຊຳລະ
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O produto é muito bom, pena que o delay é um pouco maior do que eu imaginava, mas ja conseguir automatizar a iluminação do corredor de chegada com esse dispositivo, recomendo a todos.
It's a bit clunky compared to other contact sensors, but it does connect directly to wifi, nu gateway required as in smaller RF sensors. The larger size also needs to accomodate 2 AAA batteries, which is also convenient. It monitors two states, it distinguishes between being closed and being open. I have setup scenes to switch my attic lights on as long as the attic door is in open state and switch them off whenever I close the attic door. Bought mine on sale for about 7 USD, I hope this helps you decide when to buy yours.
Tips:For questions about your order, place of delivery, product discount, taxation, delivery time, warranty, shipping, payment, exchange rate, and other questions unrelated to the product, please contact customer service.
A part of the QA has been auto-translated.