1. Remove the blue PROTECTIVE CAP and pull the LENS PIECE out. 2. Clean both sides of the lens with provided cloth. 3. Take a drop of saliva from under tongue with finger. Place saliva on the inner part of the LENS PIECE and wait for it to dry (about 10 minutes). 4. Once dry, put LENS PIECE back into UNIT CASING. 5. Press the LIGHT BUTTON and keep holding. Bring device very close to one eye to view results. 6. Compare ferning pattern with sample pictures and record results on calendar.
Certain medications or hormone treatments, as well as smoking, acute inflammations in the mouth or throat, and alcohol can temporarily alter the composition of saliva and thereby affect the result. Before applying the saliva, check that the outer, smooth surface of the lens is clean. For reasons of hygiene and health, it is recommended that the device be used by one individual only. Do not expose your device to intense heat or cold. Never immerse the device in water or other fluids. Do not clean it under running water. Do not drop the ovu control device and do not subject it to sudden impacts. Protect it from dust, dampness and heat. Do not modify or disassemble the device. Keep out of the reach of unsupervised children. Consumables could be swallowed. Damaged devices should not be used.