10440_to_AA Adaptor for 10440 Lithium ion batteries to AA alkaline - mechanical and electrical Specs 10440 LR6 / AA HR06 / AA height 44 mm 50 mm Diameter 10 mm 13.5–14.5 mm Energy 1.5Wh 3Wh @50mA 3Wh IC PCB: PMIC: 5x5mm2 mx or bq - BLE: 3 × 3.5 mm2, height: 0.5mm