Cameron Sino 3400mAh Battery for Leifheit Dry&Clean 51000, Dry&Clean 51002, Dry&Clean 51113, 51114, this is 3.7V version!|Digital Batteries| - AliExpress
Amazon.com: XLAQ 3.7v Compatible with Battery Leifheit BFN18650 1S1P 51000, 51002, 51113, 51114, Dry&Clean 51000, Dry&Clean 51002, Dry&Clean 51113, Dry&Clean 51114 : Beauty & Personal Care