No.1 Discounts: \rbrLearn more about No.1 Watch Company: \rbrFor more up-to-date information about this device, follow No.1 here: \rbr See Original D7 review here: \rbrBuying link for D7 from Geekbuying: Coupon code: INRSWJOQ for $5 off promo price.\rbrBuying link for D7 from DT No.1: \rbrThis D7 smartwatch has been provided by No.1 and Geekbuying for review. Many thanks to our viewers for making this YouTube site popular and to both No.1 and Geekbuying for their support. If you are interested in purchasing this D7 Smart Sports Watch, please use the links listed above. It will help us receive more watches to review for you in the future. Thanks!\rbr\rbrDESCRIPTION:\rbrThis video demonstrates the NFC function of the D7 for unlocking smart locks. Theres also an update on battery life, and a look at two different color combinations for this No.1 watch.\rbr\rbrBATTERY TESTING RESULTS: LAST UPDATED 2017-05-01\rbr\rbrCharging Test 1:\rbrStarting: 0\rbr30min 75\rbr60min 88\rbr90min 100\rbr\rbrTest 1 - LITE USE: Bluetooth is on, WiFi is on and connected, GPS is off, SIM card IS installed, screen brightness about 50 and timeout is 15 sec, unless Im doing something, like downloading an app, then I switched to 2 min for a little while. Screen flip is on, but it doesnt seem to work anymore.\rbr\rbrStarting 100 - 5:30 PM 2017-04-27\rbr3hrs 88 - Only checking time\rbr13hrs 79 - Overnight on arm\rbr15hrs 53 - Installed and tested some apps\rbr18hrs 52 - Only checking time\rbr20hrs 41 - Running a few apps, checking time\rbr27hrs 37 - Running a few apps, checking time\rbr29hrs 35 - Off arm, set on table\rbr29-37hrs 0 - Watch shut down sometime overnight\rbr\rbrCharging Test 2:\rbrStarting: 0\rbr30min 80\rbr60min 93\rbr75min 100\rbr\rbrTest 2 - CONSERVATIVE: Bluetooth is off, WiFi is off, GPS is off, SIM card is NOT installed, screen screen brightness about 25 and timeout is 15 sec. Screen flip is off. Power saving mode is on. Just going to use this to check time. This should be max battery life.\rbr\rbrStarting 100 - 9:30 AM 2017-04-29\rbr3hrs 99 - Only checking time\rbr4hrs 98 - Only checking time\rbr9hrs 96 - Only checking time\rbr12hrs 96 - Only checking time 4485 steps today\rbr14hrs 95 - Placed on nightstand\rbr22hrs 94 - Placed on nightstand\rbr24hrs - 1 day 93 - Only checking time - Walking for exercise 6489 steps\rbr25hrs 92 - Only checking time\rbr30hrs 91 - Checking time and walking\rbr32hrs 90 - Checking time and walking\rbr34hrs 90 - Only checking time 7816 steps today\rbr37hrs 89 - Placed on nightstand\rbr48hrs 2 days 86 - Only checking time\rbr51hrs 85 - Only checking time - Walking some, 1374 steps\rbr54hrs 84 - Only checking time\rbr59hrs 83 - Forgot and left it at home\rbr61hrs 89 - Placed on nightstand\rbr70hrs 81 - Only checking time - Walking some, 4209 steps\rbr72hrs 3 days 79 - Only checking time\rbr76hrs 39 - Only checking time (why such a big drop in 3 hrs?)\rbr76.5hrs 25 - Only checking time (suddenly dropping fast!)\rbr77hrs 0 - Shut off before 77hrs.