Photogate Digital Timer, 4 Digit w/ 2 Photogates Photogate Digital Timer, 4 Digit w/ 2 Photogates
Our Price: $199.95
Sale Price: $159.95
Savings: $40.00
Green Laser Pointer, 532nm, Range to 3,000 Ft. Green Laser Pointer, 532nm, Range to 3,000 Ft.
Our Price: $9.99
Sale Price: $6.95
Savings: $3.04

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Quad Cylinder Stirling Engine Model Quad Cylinder Stirling Engine Model
Our Price: $599.95
Sale Price: $229.95
Savings: $370.00

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Thermoelectric Generator Thermoelectric Generator
Our Price: $39.95
Sale Price: $29.95
Savings: $10.00

(2)
Red Laser Pointer, 650nm Red Laser Pointer, 650nm
Our Price: $7.99
Sale Price: $4.99
Savings: $3.00