Regulated AC/DC Power Supply, 12V 1A Science at Home_Chemical Science Four-times enlarged premium ear model

Four-times enlarged premium ear model with five separable sections exposes detailed outer

this analog DC microammeter measures 0-100uA at 2uA resolution on a tabletop housing

Proves horizontal velocity does not affect vertical fall time through a push-button launcher that simultaneously projects one steel ball and releases another

Set of eight steel tuning forks tuned to scientific pitch (C4 = 256 Hz) for classroom work on sound waves

Miniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching

Regulated AC/DC Power Supply, 12V 1A Science at Home_Chemical Science Four-times enlarged premium ear modelDelivers six selectable outputs from 1. 5V to 12V at up to 1A, drawing both DC and AC simultaneously with short circuit protection via a 0. 4A rear panel fuse.