Wireless Nurse Call - VIP Patient Wearable Call Button
Wear as watch to make easy calling anywhere & anytime
100% waterproof
Rechargeable 4.2V Li-ion battery with Magnetic USB Charger 
Smart & lightweight design,easy for Patient to wear
Long Stand-by time ( 6 months in max )
Red LED Indicator lights to indicate calling is made
Dimensions : 33(W) x 37(H) x 10(D)mm (Strap is not included)