WattUp combats this problem with a type of beam-forming technology. That Bluetooth connection is used to focus a tight cone of electromagnetic waves on the target, and it can even track the device and recalibrate as needed. A standard Qi wireless charger is about 90% efficient, but Energous claims it can hit 70% at much greater distances.
Flash memory cards for digital cameras are now absurdly cheap. A 64GB SD card can be bought online for around Â£30. Thatâs enough space to store 5,000 raw files produced by a typical DSLR â or upwards of 30,000 JPEGs. These cut-price cards come with a caveat, though.lash memory cards for digital cameras are now absurdly cheap. A 64GB SD card can be bought online for around Â£30. Thatâs enough space to store 5,000 raw files produced by a typical DSLR â or upwards of 30,000 JPEGs. These cut-price cards come with a caveat, though.
Browse all bestseller products at our store 1  Â». USA 4GB Prepaid SIM Card RRP $75.00. 2  UK/ Europe Prepaid Sim Card $50.00. 3  USA 6GB Prepaid SIM Card RRP $95.00.  USA/Canada/Mexico Unlimited Sim Card *Exclusive* RRP $145.00.