arlo certified tenergy 3.7v rechargeable battery for arlo security cameras (vmc3030/vmk3200/vms3330/3430/3530) 650mah ul un certified -12 pack tenergy <b>technical specifications</b><br> works with arlo wire-free hd security cameras (vmc3030)<br> battery size: rcr123a <br> battery type: rechargeable<br> voltage: 3.7v<br> capacity: 650mah<br> dimensions: 16.9mm (diameter) x 34.3mm (length)<br> ul and un certified<br>