No need electricity, you can control it by manual operation. Simply place the bottle on the stand, put a cap under the magnet, and push the handle down. It will not hurt the bottle.
1. Ovulation temperature thermometer with accurate measurement;2. Easy to read,LCD display screen for this Digital Thermometer ;3. Beeping sound lets you know when measurement is complete;
Medical Consumable Centimeter Paper Disposable Educare Wound Ruler · Non-Adhesive · Perfect for documentation used in photos of wounds · Disposable paper Wound Measuring Rulers use centimeters and millimeters to document wound dimensions Product Descripti
Ultrasonic water meter is a new type of water meter, which is used to measure the time difference caused by the velocity change of ultrasonic wave and their transmission and reception through piped walls.