What's in the little red box on some jump-start leads? (Guess first.)
23:36
Shorting out a fully charged cheap lithium jump starter. (It didn't end well.)
16:00
Fazendo Car Jump Starter PowerBank
16:18
Top 8 INSANE COSMIC Desktop Features that will BLOW Your Mind! (And 3 Potential Deal-breakers)
12:41
Utrai 2500A Car Jump Starter - inside the protection box
23:32
Inside a cheap set of eBay digital calipers
3:51
Why Jumpstarters are now leaving people stranded
31:00
500A Car Jump Starter from Lidl - unboxing and teardown
13:01