<https://smart-tex.pl/en/product/battery-li-ion-2600mah-111v-z-adjust-temperature/#product>
<http://schema.org/description>
"Intelligent Li-ion Battery 2600mAh, 11.1V to power heated clothing - universal and motorcycle vests. The battery has a 4-speed temperature control."
<https://smart-tex.pl/en/product/battery-li-ion-2600mah-111v-z-adjust-temperature/?add-to-cart=5957>