1. Avogadro’s number experiment kit

Power supply: 0 - 1 A Constant current power  supply
Current meter: 0-2A, 3½ digit,  LED display
Rated Input: 220 V/50 Hz or 110 V/60 Hz
Power consumption: <50 W
Cabinet: Acrylic body,  aluminium bottom
Connectors: 2 mm - 2 mm moulded brass pin patch cords

2. Electrolysis Cell

Consists a metal rod and metal plate at anode and cathode 
Electrolyte: HCl (Not included)

3. Digital balance

Pocket type
Power: Battery operated
Max weight: 200 g
Resolution: 0.01 g