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User: coolgrafix

coolgrafix's activity in the archive.

Stories: 0
Comments: 1
First seen: 2009-06-01
Last seen: 2009-06-01
Profile: (view on slashdot.org)

Comments · 1

Re:Cell phone on Making a Child Locating System · 2009-06-01 06:21 · Score: 1

I don't think the OP mentioned a power supply criteria, but the cellphone solutions mentioned here all require a frequently-charged battery. What low-power options exist?