No instructions included and no soldered connections on the back. This means it's not really clear which terminals to solder to and you'll have to do it yourself. Other components already have connections (e.g. USB or DC cylinder) soldered onto the back.
Xiaomi 70mai Jump Starter Midrive PS01
120 Review
Mroinge Automatic 6V/12V Trickle Charger For Vehicles, Motorcycles, Boats And More - Maintain Your Batteries With Ease!
29 Review
Charger Vympel 57 black
110 Review
Keep Your Battery Fully Charged With A Smart 12V Charger/Maintainer Featuring Winter Mode
28 Review