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Happy Bird Corporation

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Happy Bird Corporation - Solar Sippers for clean fresh drinking water for wild birds and pets.

Additional Research Data - Dog Dish Results on the
Solar Sipper Water Warmer™

Dog Dish Test Results
15 Jan 2006

Dog Dish 10” dia. x 4” depth

Volume of water - Approx 1 Gal (120 oz.)

Initial Water Temp 45 °F (both control and test containers)

2 x 8.5 AHr NiMH AccuPower batteries, fully charged

Summary
Avg Air Temp during test – 12 °F
Control Unit Time to 100% ice skim – 30 min
Test Unit Time to first Ice skim – 65 min
Test Unit Time to 75% ice coverage – 90 min
Test Unit Time to 100% ice coverage – 105 min

(All temperatures in °F)

60 min	65 min	70 min
Air – 11.8	Air – 11.7	Air – 10.5
Water (at probe) – 42.4	Water (at probe) – 40.5	Water (at probe) – 42.0


75 min	80 min	85 min
Air – 11.4	Air – 10.8	Air – 10.6
Water (at probe) - 41	Water (at probe) – 37.5	Water (at probe) - 37


90 min	100 min	105 min
Air – 9.8	Air – 10.5	Air – 11.4
Water (at probe) – 35.5	Water (at probe) – 35.4	Water (at probe) – 35

Figure 1 - Air temps for Dog Dish Tests 1/15/06 (green area indicates temperatures during test)

Dog Dish Test, low wind, temp 11-13 during 10-12 pm test, note flat temp response until 11:45, then drop to frozen state. T1 = water temp at unit, T2 = Control water temp

Figure 2 - Control and Test Unit water temperatures