The manual for this relay clarifies these specifications and provides wiring guidance.
Unlike modern chargers with "Full" green lights, the Bosch KL 1208 requires you to read the analog gauge: bosch kl 1208 manual
: Switch on the vehicle's full-beam headlights (approx. 110 W). Read LED Indicator Continuous Yellow Light : Battery is charged; no charging necessary. Flashing Light : Charging is required. : The battery has a very low charge or is defective. electronic power systems pty. ltd. Charging Instructions The manual for this relay clarifies these specifications