Product Description Detailed Specs Downloads Reviews/Questions Product Description CIPHERLAB, RECHARGABLE LI-ON BATTERY 3.8V, 4000MAH FOR RK25 Detailed Specs null null null null null null null null null null MFG Part Number BRK25BAT00001 Product Type Accessory Downloads Reviews/Questions The CipherLab BRK25BAT00001 is also known as CIP -BRK25BAT00001 or BRK25BAT00001