The Ricoh Theta S battery lasts for approximately 260 still images or about 25 minutes of continuous video recording on a full charge.
No, the Ricoh Theta S is not waterproof or weather-sealed. For underwater use, a dedicated waterproof housing (like the TW-1) is required.
No, the Ricoh Theta S features 8GB of fixed internal storage and does not have a slot for SD or microSD cards.
Yes, it supports live streaming in Full HD via its micro-USB or micro-HDMI ports when connected to a computer or compatible streaming device.