100% brand new and high quality Features: Hatch steps: 1. Connect with air pump and switch air pump 2. Add clean water 230ml (S size for reference), try to keep temperature 25 Celsius degree 3. Add 0.5 spoon salt and keep 5 minutes 4. Add 0.3 spoon shrimp egg 5. Keep air pump working 24 hours Collect steps: 1. Add Valve NO.8 (check the picture) 2. Wait 15 minutes 3. According to the photokinesis of brine shrimp,after hatching, brine shimp will assemble at the bottom part of the collect cup, same time, egg shell will float on the top 4. Open valve NO.7 (check the picture) 5. Ready to collect shrimp Attention: This set volume 250ml, can hatch 2g(0.5 spoon) egg, need 1.3g salt For hatch set, we send a simple net for collect shrimp as free, you can also buy the professional separate net The "Shrimp store 20pcs" empty, not incude brine shrimp After hatch, keep the brine shrimp in fridge Hatch tool, egg ,air pump need to buy individually Fairy shrimp egg alive hatch tools set only,other accessories demo in the picture is not included. Specification: Material: Plastic + Silicone Size: app.15x6.2cm/5.91x2.44in Color: As the pictures shown Quantity: 1 Set Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1Set x Fairy shrimp egg alive hatch tools