How long does the battery last? Kana/Hiromi December 05, 2018 09:26 Updated Follow It lasts up 20 hours of internet use or 600 hours of stand-by time. Related articles How many devices can connect simultaneously? How much is the compensation if I lose/break devices. Can I take out the SIM card from Pocket WiFi? The package I have received is damaged / has missing parts. I lost the device or parts (things other than the return envelope, such as Pocket WiFi / Cable etc...) Comments 0 comments Please sign in to leave a comment.