1. Surya Digital Instant Gas Water Heater Instant Hot Faucet Kitchen Electric Tap Water Heating Instantaneous Water Heater Kitchen LED Digital Display.2. OXYGEN SENSOR to Protect your family from any mis-happenings while using Surya Gas Geyser other Gas Geysers never have this feature. 3. All parts of Surya Gas Geyser made according to Standards other Gas Geysers do not Follow this. 4. HEAVY DUTY TANK(0.45mm Sheet ) which give long life to your Geyser and more heating to you other Gas Geysers will use 0.26 mm Sheet. 5. WIDER AND BIGGER DIAMETER PIPE (11mm) of Heat Exchanger Which give you really hot water & big flow of Water, other Gas Geysers use 7.96 mm pipe.6. MORE LENGTH OF COPPER PIPE(3200 mm) which makes your machine more efficient and give more hot water in same Gas, other Gas Geysers use only 2200 mm Pipe Length. 7 WIDER BURNER (260MM) which makes gas burns completely and due to this it does not produce Carbon mono oxide, other Gas Geysers use 220 mm normally. 8. WORLD BEST QUALITY SOLENOID (A class) to give you proper regulation of gas and increase safety other Gas Geysers use D Class. 9. TRULY ORIGINAL PARTS to almost three times the life of your Geyser.10. MORE FENCES OF COPPER(75Nos.) to increase the Contact surface area which makes the machine 95 % efficient other Gas Geysers use only 52 fences.