Context
The system’s energy is supplied by a rechargeable onboard battery mechanically attached to a circuit board. The current board version fits only batteries from one specific supplier.
Trigger
Product management decides to reduce supplier dependency and modify the circuit board.
Acceptance Criteria
- Circuit board compatible with battery models from five preferred battery suppliers
- System operates successfully with all five suppliers’ battery models without hardware modifications
- System passes functional tests with each battery model under standard operating conditions
- Battery life performance varies by less than 10% across different battery models