1.Battery:2*AAAlkaline Batteries
2.Battery Life: Last 60 Days
3.Any #7 Battery is fine
1.Battery: Built-in Li-ion Battery 1050mAh
2.Battery Life: Last 60 Days
3.It can charge up to 50% in 30 minutes
Power & Battery
Oops~can not support voice control
P.S: Remote can not support voice control, it only works via voice control with Amazon Alexa and Google Assistant.
Such as, "Google turn on your TV", "Google turn off TV". Or by just saying "Alexa turn on TV", "Alexa turn off TV".