Bosch Kl 1206 User Manual Top

Absolutely not. The manual warns: “Do not expose to moisture or use water-fed attachments.” It is not IP-rated for water.

: Use the built-in ammeter to monitor the charging progress. The needle will indicate the current flow; as the battery fills, the amperage will naturally drop. bosch kl 1206 user manual top

What or patterns are showing on your display? How long has the battery been sitting without a charge ? Are you charging the battery inside or outside of the car? Absolutely not