4-Output Regulated DC Power Supply (+5V/3A, ±12V/1A, 0-20V/2A) Material_Mesh Stabilizer-free Bunsen burner runs on

Stabilizer-free Bunsen burner runs on natural gas for routine heating in chemistry and biology classroom laboratories

101-piece teacher-grade molecular model set with 51 atoms and 50 bonds covering carbon

and four rotary controls

change speed

Two variable 0 to 6V DC outputs paired with two fixed 6V/10W and 12V/20W AC outputs on this power supply controller

4-Output Regulated DC Power Supply (+5V/3A, ±12V/1A, 0-20V/2A) Material_Mesh Stabilizer-free Bunsen burner runs onFour output regulated DC power supply providing +5V, +12V, 12V, and a 0 to 20V variable rail simultaneously, each output protected against overload and short circuit conditions.