Valkee 2 User Manual - page 39

ate it. Contact Valkee for service assistance.

DO NOT

 share earplugs to avoid personal 

hygiene risks.

DO NOT 

overuse the device. This helps avoid 

nausea, headache and sleep disturbances. 

No clinical data are available on side effects 

of multiple dosing.

MAKE SURE

 that neither the device nor any 

of its cables can catch on anything when you 

are using the device, to eliminate the pos-

sibility of strangulation.

CAUTIONS: 

For safe operation, keep 

the device away from water. If liq-

uid has somehow entered the system or 

its parts, immediately stop using the device 

and contact Valkee for service assistance.

The device contains an integrated, re-

chargeable lithium-ion battery. Do not incin-

erate, disassemble, or expose to extreme 

temperatures, because the battery could 

overheat, causing fire or bursting.

Other electrical equipment may affect this 

device; Use the device in accordance with 

the guidelines for electromagnetic compati-

bility (EMC) as described in the EMC informa-

tion leaflet contained in the sales package. 

No modification of this device is allowed. 

Contact Valkee for service assistance.

39