NOVAMEDIC 12pcs CPR Face Shield Mask with Keychain Ring, CPR Emergency Barrier with One-Way Valve and HEPA Filter for First Aid Mouth to Mask Treatment and AED Training, Pocket Size, Color May Vary auspowers_batchfive it can be connected with

it can be connected with micro USB-5V power supply or DC 15-30V external power

and also make sure that the monitor receives the power and the video signal

Green: 152 PCS

• Multi-functional

turn the top to fill the battery

NOVAMEDIC 12pcs CPR Face Shield Mask with Keychain Ring, CPR Emergency Barrier with One-Way Valve and HEPA Filter for First Aid Mouth to Mask Treatment and AED Training, Pocket Size, Color May Vary auspowers_batchfive it can be connected withNOVAMEDIC 12pcs CPR Face Shield Mask with Keychain Ring, CPR Emergency Barrier with One Way Valve and HEPA Filter for First Aid Mouth to Mask Treatment and AED Training, Pocket Size, Color May Vary NOVAMEDIC Professional CPR Rescue Shield Mask This CPR Rescue Shield Mask is the ideal medical item for keeping you prepared to perform an emergency life saving technique of CPR at home, office or on the go. The mask features a one way valve that minimizes