1. Bulb / Joule’s calorimeter

Container: Copper vessel insulated on all sides
Bulb: Tungsten filament bulb painted in thick black heat resistant paint
Stirrer: Built in electric motor

2. Digital stop clock

Range: 0-999.9 sec
Resolution: 0.1 sec
Time measuring: Manual start/stop
Rated Input: 220 V/50 Hz or 110 V/60 Hz
Power consumption: <20 W

3. Battery eliminator

Output: Regulated DC output
Voltage: Selectable (1.2, 2, 4, 6, 8, 10, 12 V)
Max Current: 2 A
Key: Built in switch
Rated Input: 220 V/50 Hz or 110 V/60 Hz

4. Digital current meter

Range: 0 - 2 A
Resolution: 0.001 A
Rated Input: 220 V/50 Hz or 110 V/60 Hz
Power consumption: <20 W
Cabinet: Acrylic body, aluminium bottom