Power - 5v at only 15mA, this reduces to 3mA in standby condition
Communication - Standard I2C Bus.
Distance - Using a 40khz ping the SRF10 measures from 3cm upto 6m. The result can be scaled by the SRF10 to uS, cm or inches.
Fully calculated result - No need to worry about timing a response pulse or scaling the result.
Ultra small size - The SRF10 measures just 32mm x 15mm x 10mm.
More information at Robot Electronics
This product has been discontinued at LAWICEL and sold out as is very cheap, no warranty!