You plug it in and then connect a battery to it. Not much of a manual really needed. 0. Tom's Hardware Search for Owner Manuals and Spec Sheets - Bosch
A: No. The manual warns that the internal heating element and fan motor are voltage-specific. Using a 230V model on 120V will not heat. Using 120V on 230V will instantly burn out the motor. Use a step-up/down transformer. bosch kl 1206 user manual
If you have a tool that uses the KL 1206 (e.g., an angle grinder with a built-in light), the manual would include: You plug it in and then connect a battery to it