Consider this ASUS EeeBook X205TA
https://www.asus.com/in/Notebooks/ASUS_EeeBook_X205TA/overview/
https://www.asus.com/in/Notebooks/ASUS_EeeBook_X205TA/specifications/
1. Low power consumption equivalent to mobiles and tablets, same processor as in latest mobiles and tablets, Intel® Bay Trail-T Quad Core Z3735F 1.83 GHz Processor.
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2. Instead of mechanical harddrive, 32GB eMMC which consumes very less power than mechanical HDDs and runs faster than microSD cards.
3. Installed licensed original Windows 8.1 (not a compromise on operating system which you are looking)
4. Having own screen of 11.6" 16:9 HD (1366x768) Glare panel.
5. Having Wifi and bluetooth,
6. Having bulit-in speaker and microphone.
7. Having its own backup, having battery. No need to worry about UPS thing. Runs 12 hours without power on its batteries.
8. Weight less than 1 kg.
9. Having extra slot for micro sd cards.
10. Having its own web camera.
11. Dimension equivalent to tablet of 10 inches. 28.6 x 19.3 x 1.75 cm (WxDxH)
12. Having onboard memory 2GB.
13. Having microHDMI output.
14. If you later change plan not to use it as download machine, you can carry anywhere as a low-weight browsing machine in remote area where no possibility of electricity.
15. Having very nice cosmetic look and choices of color to chose.
16. You can showoff anywhere.
17. Ready-made download machine.
18. Having its own touch pad, no need of mouse.
19. Having its own keyboard.
20. Having very good brand name ASUS.
CONS:
Its price is around Indian rupees 15,000 which is higher than you budget of 10,000.
It is not having Ethernet RJ45 Jack connector. For this you will need extra Usb to ethernet rj45 adapter/converter to connect through wire, otherwise if you use wireless, no issue at all.