36V 1.7A Charger with USB (BCL3617U)

Charge your battery to at least 50%. Store your battery in a cool, dry place no warmer than 38℃. Don’t leave it in direct sunlight or in a car during hot weather. When storing your battery, don’t leave it on the charger or in a tool as this may…

The following LED light indicators explains that status of the battery charge or whether there's a defect for RYOBI 36V ONE+ single port chargers.