Build Automatic Hand Sanitizer Machine at Home. Thank you for watching!! Please subscribe to get more interesting videos: [ Ссылка ]
You need:
- Cardboard
- 9v battery and wire connector
- Air-bump DC motor
- Ice-cream stick
- BBQ bamboo stick
- Fishing wire
- Rubber band
- Syringe tube
- Plastic bottle

Cardboard Measurement:
=====================
(cm = centimeter)
10cm x 1cm = 1 piece
10cm x 7cm = 1 piece
14,5cm x 9cm = 1 piece
14,5cm x 10cm = 1 piece
16cm x 10cm = 2 pieces
22cm x 10cm = 1 piece
22cm x 15cm = 2 pieces

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