This is a white RG09K/BGEFU air conditioner remote; it has buttons for mode, swing, clean air, follow me, sleep, reset, lock, fan, timer, cancel, clock, LED, power, and temperature up and down.
It is 3VDC and uses two double A batteries.
This RG09K/BGEFU remote control operates on several different brands including Westinghouse window unit air conditioners.
Some other numbers that are visible in the battery compartment of the RG09K/BGEFU are ABS ROHS WF-R06-3A and Z1501091023503.