Htc1030 High Ratio 2.4v Lithium Titanate Rechargeable Battery 100mah Power 20c Current 2a 10*30mm Super Li-ion Batter Lto - Rechargeable Batteries - AliExpress
Amazon.com: Kastar 3-Pack AAX2 2.4V 1600mAh MSM Plug Ni-MH Rechargeable Battery for Uniden BT1007 BT-904 BBTY0700001 CEZAi2998 DCX150 DECT1500 D1484 Panasonic HHR-P506 Home Handset Telephone (Check Model Down) : Electronics
Source 2.4V 400mAh NiMH Battery Pack 2/3AAA Rechargeable Ni-MH Battery with Wires and Connector on m.alibaba.com