Potentiometer Radio Type Size:Carbon / 50K Ohms and a Tare function

and a Tare function

there are limitations:

170mm (dia) x 80mm (thickness) Weight:

RM6335-01 Andesite Size: 3-4cm SE

This adapter gives you two outlets when joint with the reaction vessel

Potentiometer Radio Type Size:Carbon / 50K Ohms and a Tare functionThe Potentiometer Radio Type, also known as a Rheostat, is a versatile tool commonly used in electrical and electronic experiments. Housed in a durable, transparent container, this device allows for observation by students. Variations in resistance levels are determined by whether the device is Wire Wound or made from Carbon tracks. It is designed for use in the hands of students and is tough and long lasting. Read Instruction Sheet Dimensions: 75mm