Dynamo Gear System for Mechanical Energy to Electrical Power Generation, Educational Model for STEM Learning aspirator bottle for insect collection Power: AC 220V/50Hz
Yard notes & kiln story
Description
Dynamo Gear System for Mechanical Energy to Electrical Power Generation, Educational Model for STEM Learning aspirator bottle for insect collection Power: AC 220V 50Hz Power: AC 220V 50Hz Made by experienced craftsmen and are unlikely to break down