Tenergy 10000mAh NiMH D Battery, Rechargeable High Capacity D Size Battery, High Drain D Cell Batteries for Flashlight, 4-Pack – UL Certified

Customers find these rechargeable batteries reliable, working well in lanterns and providing plenty of power, with one customer noting they run an amplified speaker box for about 8 hours. The capacity and charging performance receive mixed feedback - while some say they match advertised specifications and recharge well, others report reduced capacity and issues with charging. Value for money and battery life also get mixed reviews, with some finding them well worth the price while others say they don't last as long as expected.