BP-272LH: 7.4v 2270mAh battery for ICOM ID-51A, ID-52A, ID-31A, IC-705 etc.

BP-272LH: 7.4 volt 2270mAh rechargeable long-life Li-ION battery for ICOM ID-52A, ID-51A, ID-51A Plus, ID-31A, ID-51E, ID-31E, IC-705, IP-100H, IP-501H, IP-503H, etc. (all worldwide versions). Replaces original BP-272, BP-271.
Other / Recommended accessories: 
Wall Charger: BC-110AR (plugs into Radio)
DC Power & Charge cable: CP-12L (plugs into Radio)
Desktop Rapid Charger: BC-202i
AA Battery Case: BP-273
PTT-51-31: Push-to-Talk Speaker Mic
CBE-272: Battery Eliminator (for mobile use from a 12-13VDC lighter socket)
BC-272: Belt Clip (heavy-duty, spring-loaded)
BP-307Li : 3350mAh Li-ION battery

Pricing is for 1 battery.  Picture shows both sides of the battery.
Option: you can add a Spring-loaded Belt Clip for $ 6.95. It attaches to the back of the battery.