Search query: scale without batteries

Product: RENPHO Rechargeable Smart Scale Digital Weight and Body Fat USB Weight BMI Scale, Body Composition Monitor with Smartphone App sync with Bluetooth, 396 lbs RENPHO brand is devoted and dedicated to the design, development and sales of digital scale.
Specifications
Capacity 396lb,180kg
Division 0.2lb,50g
Units kg,lb(switch units through App)
Features Auto on,off
Material 5mm Tempered Glass Platform
Dispaly Backlit LED display
Power: 3 1.5V AAA batteries included
Indications Low Battery Overload Indication
Using Tips
1.If you are pregnant pacemaker or other internal device holder, you should not over rely on the data provided by this product.
2.For best accuracy, please lay the scale on hard and flat surface, and stand on the central area. Avoid carpet or soft surface.
3.To avoid inaccurate weight results, please recalibrate the scale after physically moving or shifting it or when replacing the batteries.
4.To calibrate, apply weight on the scale, then step off and wait for the LED screen to display ""0.0"". Then, step back on the scale to weigh with accurate results.
5.During weighing, the indication will be flashing on the display, wait till the indications stop flashing. Your weight will be displayed for about 15 seconds, then switch off automatically.
6.Please stand on the scale with DRY BARE feet and make sure your feet are touch 4 electrode areas on the surface of the scale before use when taking body fat and other data. And please also noted that you need to turn on the Bluetooth on your Phone and make a connection with the Bluetooth Scale via App (names RENPHO).
7.Please change a new battery when ""LO"" appears on the screen which indicates that the battery is out of power. ""Err""showed on the LED indicates overload.
RENPHO ensures 100 customer satisfaction with all purchases made from us, whenever you have any problem with our products, don't hesitate to contact us. Smart App Works with Fitness Apps. Over millions of happy global users. Easy setup app works with Samsung Health, Fitbit, Apple Health, and Google Fit, offers Apple Watch App.
13 Essential Body Fat Measurements. The RENPHO Smart BMI scale measures weight, Body Fat, BMI, Muscle Mass, Bone Mass, and more body metrics. You can weigh anytime WITHOUT turning on the APP. The data will automatically sync to the app once it is connected again.
USB Rechargeable. RENPHO body fat monitor is built-in long lasting lithium battery recharges through a USB cord. You can charge it with your power bank or AC adapter or laptop and so on.
Premium Quality. High accuracy scale equipped with auto calibrated high precision sensors measure increments. 4 sensitive electrodes, 6mm tempered glass platform. Easy to clean also lightweight, portable for you to carry around. Please mind the maximum weighing range of this scale is 396lbs or 180kg.
Smart App Scale. Can track your progress with charts and graphs, see your trend and compared to achieve your goals. The RENPHO app support Apple Health, Fitbit App and Google Fit, transfer your data to these apps within 1 second. Moreover, one scale can add unlimited users. Start a healthy life with RENPHO smart scale now. RENPHO Black