1. using this battery pack, read the instruction manual of the intercom carefully.2. Use only alkaline batteries. Do not use NI-CD or Ni- batteries as this may cause a fire or damage to the intercom.3. When installing batteries, make they are all the same brand and type. Also, do not mix and new batteries.4. ICOM BP-263 battery pack (holds 6 AA alkaline batteries, not supplied) for IC-T70A IC-T70E IC-V80 IC-V80E IC-U80 IC-G80 IC-F27SR IC-F3103D IC-F4103D IC-F3102D IC-F4102D IC-F3001 IC-F3001 IC- F4001 IC-F3003 IC-F4003 IC-F3002 IC-F4002 IC-F3101D IC-F4101D IC-F3210D, IC-F4210DColour:blackMaterial:ABSPackage Contents:1 x BP-263 intercom battery packOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.